2973520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:164

約数の個数: 80

約数和(自身を含む): 7856640

約数和(自身を除く): 4883120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 109, 110, 124, 155, 176, 218, 220, 248, 310, 341, 436, 440, 496, 545, 620, 682, 872, 880, 1090, 1199, 1240, 1364, 1705, 1744, 2180, 2398, 2480, 2728, 3379, 3410, 4360, 4796, 5456, 5995, 6758, 6820, 8720, 9592, 11990, 13516, 13640, 16895, 19184, 23980, 27032, 27280, 33790, 37169, 47960, 54064, 67580, 74338, 95920, 135160, 148676, 185845, 270320, 297352, 371690, 594704, 743380, 1486760, 2973520]

約数ペア:

[(1, 2973520), (2, 1486760), (4, 743380), (5, 594704), (8, 371690), (10, 297352), (11, 270320), (16, 185845), (20, 148676), (22, 135160), (31, 95920), (40, 74338), (44, 67580), (55, 54064), (62, 47960), (80, 37169), (88, 33790), (109, 27280), (110, 27032), (124, 23980), (155, 19184), (176, 16895), (218, 13640), (220, 13516), (248, 11990), (310, 9592), (341, 8720), (436, 6820), (440, 6758), (496, 5995), (545, 5456), (620, 4796), (682, 4360), (872, 3410), (880, 3379), (1090, 2728), (1199, 2480), (1240, 2398), (1364, 2180), (1705, 1744)]