2048798680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{701}}^1\times {\mathrm{2357}}^1$

素因数の和:3100

約数の個数: 64

約数和(自身を含む): 4767310080

約数和(自身を除く): 2718511400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 701, 1240, 1402, 2357, 2804, 3505, 4714, 5608, 7010, 9428, 11785, 14020, 18856, 21731, 23570, 28040, 43462, 47140, 73067, 86924, 94280, 108655, 146134, 173848, 217310, 292268, 365335, 434620, 584536, 730670, 869240, 1461340, 1652257, 2922680, 3304514, 6609028, 8261285, 13218056, 16522570, 33045140, 51219967, 66090280, 102439934, 204879868, 256099835, 409759736, 512199670, 1024399340, 2048798680]

約数ペア:

[(1, 2048798680), (2, 1024399340), (4, 512199670), (5, 409759736), (8, 256099835), (10, 204879868), (20, 102439934), (31, 66090280), (40, 51219967), (62, 33045140), (124, 16522570), (155, 13218056), (248, 8261285), (310, 6609028), (620, 3304514), (701, 2922680), (1240, 1652257), (1402, 1461340), (2357, 869240), (2804, 730670), (3505, 584536), (4714, 434620), (5608, 365335), (7010, 292268), (9428, 217310), (11785, 173848), (14020, 146134), (18856, 108655), (21731, 94280), (23570, 86924), (28040, 73067), (43462, 47140)]