785004940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1\times {\mathrm{1531}}^1$

素因数の和:2398

約数の個数: 48

約数和(自身を含む): 1704858624

約数和(自身を除く): 919853684

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 827, 1531, 1654, 3062, 3308, 4135, 6124, 7655, 8270, 15310, 16540, 25637, 30620, 47461, 51274, 94922, 102548, 128185, 189844, 237305, 256370, 474610, 512740, 949220, 1266137, 2532274, 5064548, 6330685, 12661370, 25322740, 39250247, 78500494, 157000988, 196251235, 392502470, 785004940]

約数ペア:

[(1, 785004940), (2, 392502470), (4, 196251235), (5, 157000988), (10, 78500494), (20, 39250247), (31, 25322740), (62, 12661370), (124, 6330685), (155, 5064548), (310, 2532274), (620, 1266137), (827, 949220), (1531, 512740), (1654, 474610), (3062, 256370), (3308, 237305), (4135, 189844), (6124, 128185), (7655, 102548), (8270, 94922), (15310, 51274), (16540, 47461), (25637, 30620)]