2019511120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{409}}^1$

素因数の和:645

約数の個数: 160

約数和(自身を含む): 5329658880

約数和(自身を除く): 3310147760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 181, 220, 248, 310, 341, 362, 409, 440, 496, 620, 682, 724, 818, 880, 905, 1240, 1364, 1448, 1636, 1705, 1810, 1991, 2045, 2480, 2728, 2896, 3272, 3410, 3620, 3982, 4090, 4499, 5456, 5611, 6544, 6820, 7240, 7964, 8180, 8998, 9955, 11222, 12679, 13640, 14480, 15928, 16360, 17996, 19910, 22444, 22495, 25358, 27280, 28055, 31856, 32720, 35992, 39820, 44888, 44990, 50716, 56110, 61721, 63395, 71984, 74029, 79640, 89776, 89980, 101432, 112220, 123442, 126790, 139469, 148058, 159280, 179960, 202864, 224440, 246884, 253580, 278938, 296116, 308605, 359920, 370145, 448880, 493768, 507160, 557876, 592232, 617210, 697345, 740290, 814319, 987536, 1014320, 1115752, 1184464, 1234420, 1394690, 1480580, 1628638, 2231504, 2294899, 2468840, 2789380, 2961160, 3257276, 4071595, 4589798, 4937680, 5578760, 5922320, 6514552, 8143190, 9179596, 11157520, 11474495, 13029104, 16286380, 18359192, 22948990, 25243889, 32572760, 36718384, 45897980, 50487778, 65145520, 91795960, 100975556, 126219445, 183591920, 201951112, 252438890, 403902224, 504877780, 1009755560, 2019511120]

約数ペア:

[(1, 2019511120), (2, 1009755560), (4, 504877780), (5, 403902224), (8, 252438890), (10, 201951112), (11, 183591920), (16, 126219445), (20, 100975556), (22, 91795960), (31, 65145520), (40, 50487778), (44, 45897980), (55, 36718384), (62, 32572760), (80, 25243889), (88, 22948990), (110, 18359192), (124, 16286380), (155, 13029104), (176, 11474495), (181, 11157520), (220, 9179596), (248, 8143190), (310, 6514552), (341, 5922320), (362, 5578760), (409, 4937680), (440, 4589798), (496, 4071595), (620, 3257276), (682, 2961160), (724, 2789380), (818, 2468840), (880, 2294899), (905, 2231504), (1240, 1628638), (1364, 1480580), (1448, 1394690), (1636, 1234420), (1705, 1184464), (1810, 1115752), (1991, 1014320), (2045, 987536), (2480, 814319), (2728, 740290), (2896, 697345), (3272, 617210), (3410, 592232), (3620, 557876), (3982, 507160), (4090, 493768), (4499, 448880), (5456, 370145), (5611, 359920), (6544, 308605), (6820, 296116), (7240, 278938), (7964, 253580), (8180, 246884), (8998, 224440), (9955, 202864), (11222, 179960), (12679, 159280), (13640, 148058), (14480, 139469), (15928, 126790), (16360, 123442), (17996, 112220), (19910, 101432), (22444, 89980), (22495, 89776), (25358, 79640), (27280, 74029), (28055, 71984), (31856, 63395), (32720, 61721), (35992, 56110), (39820, 50716), (44888, 44990)]