12598997680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5080241}}^1$

素因数の和:5080285

約数の個数: 40

約数和(自身を含む): 30237600384

約数和(自身を除く): 17638602704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 5080241, 10160482, 20320964, 25401205, 40641928, 50802410, 81283856, 101604820, 157487471, 203209640, 314974942, 406419280, 629949884, 787437355, 1259899768, 1574874710, 2519799536, 3149749420, 6299498840, 12598997680]

約数ペア:

[(1, 12598997680), (2, 6299498840), (4, 3149749420), (5, 2519799536), (8, 1574874710), (10, 1259899768), (16, 787437355), (20, 629949884), (31, 406419280), (40, 314974942), (62, 203209640), (80, 157487471), (124, 101604820), (155, 81283856), (248, 50802410), (310, 40641928), (496, 25401205), (620, 20320964), (1240, 10160482), (2480, 5080241)]