690130432

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{43481}}^1$

素因数の和:43530

約数の個数: 40

約数和(自身を含む): 1423426752

約数和(自身を除く): 733296320

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 43481, 86962, 173924, 347848, 695696, 1347911, 1391392, 2695822, 2782784, 5391644, 5565568, 10783288, 11131136, 21566576, 22262272, 43133152, 86266304, 172532608, 345065216, 690130432]

約数ペア:

[(1, 690130432), (2, 345065216), (4, 172532608), (8, 86266304), (16, 43133152), (31, 22262272), (32, 21566576), (62, 11131136), (64, 10783288), (124, 5565568), (128, 5391644), (248, 2782784), (256, 2695822), (496, 1391392), (512, 1347911), (992, 695696), (1984, 347848), (3968, 173924), (7936, 86962), (15872, 43481)]