4937680

素因数分解:

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

素因数の和:236

約数の個数: 80

約数和(自身を含む): 12999168

約数和(自身を除く): 8061488

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, 440, 496, 620, 682, 724, 880, 905, 1240, 1364, 1448, 1705, 1810, 1991, 2480, 2728, 2896, 3410, 3620, 3982, 5456, 5611, 6820, 7240, 7964, 9955, 11222, 13640, 14480, 15928, 19910, 22444, 27280, 28055, 31856, 39820, 44888, 56110, 61721, 79640, 89776, 112220, 123442, 159280, 224440, 246884, 308605, 448880, 493768, 617210, 987536, 1234420, 2468840, 4937680]

約数ペア:

[(1, 4937680), (2, 2468840), (4, 1234420), (5, 987536), (8, 617210), (10, 493768), (11, 448880), (16, 308605), (20, 246884), (22, 224440), (31, 159280), (40, 123442), (44, 112220), (55, 89776), (62, 79640), (80, 61721), (88, 56110), (110, 44888), (124, 39820), (155, 31856), (176, 28055), (181, 27280), (220, 22444), (248, 19910), (310, 15928), (341, 14480), (362, 13640), (440, 11222), (496, 9955), (620, 7964), (682, 7240), (724, 6820), (880, 5611), (905, 5456), (1240, 3982), (1364, 3620), (1448, 3410), (1705, 2896), (1810, 2728), (1991, 2480)]