1831940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{757}}^1$

素因数の和:788

約数の個数: 36

約数和(自身を含む): 4234188

約数和(自身を除く): 2402248

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 757, 1210, 1514, 2420, 3028, 3785, 7570, 8327, 15140, 16654, 33308, 41635, 83270, 91597, 166540, 183194, 366388, 457985, 915970, 1831940]

約数ペア:

[(1, 1831940), (2, 915970), (4, 457985), (5, 366388), (10, 183194), (11, 166540), (20, 91597), (22, 83270), (44, 41635), (55, 33308), (110, 16654), (121, 15140), (220, 8327), (242, 7570), (484, 3785), (605, 3028), (757, 2420), (1210, 1514)]