2412740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{997}}^1$

素因数の和:1028

約数の個数: 36

約数和(自身を含む): 5574828

約数和(自身を除く): 3162088

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 997, 1210, 1994, 2420, 3988, 4985, 9970, 10967, 19940, 21934, 43868, 54835, 109670, 120637, 219340, 241274, 482548, 603185, 1206370, 2412740]

約数ペア:

[(1, 2412740), (2, 1206370), (4, 603185), (5, 482548), (10, 241274), (11, 219340), (20, 120637), (22, 109670), (44, 54835), (55, 43868), (110, 21934), (121, 19940), (220, 10967), (242, 9970), (484, 4985), (605, 3988), (997, 2420), (1210, 1994)]