197454940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{1637}}^1$

素因数の和:1846

約数の個数: 48

約数和(自身を含む): 428736672

約数和(自身を除く): 231281732

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 163, 185, 326, 370, 652, 740, 815, 1630, 1637, 3260, 3274, 6031, 6548, 8185, 12062, 16370, 24124, 30155, 32740, 60310, 60569, 120620, 121138, 242276, 266831, 302845, 533662, 605690, 1067324, 1211380, 1334155, 2668310, 5336620, 9872747, 19745494, 39490988, 49363735, 98727470, 197454940]

約数ペア:

[(1, 197454940), (2, 98727470), (4, 49363735), (5, 39490988), (10, 19745494), (20, 9872747), (37, 5336620), (74, 2668310), (148, 1334155), (163, 1211380), (185, 1067324), (326, 605690), (370, 533662), (652, 302845), (740, 266831), (815, 242276), (1630, 121138), (1637, 120620), (3260, 60569), (3274, 60310), (6031, 32740), (6548, 30155), (8185, 24124), (12062, 16370)]