67819940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109387}}^1$

素因数の和:109427

約数の個数: 24

約数和(自身を含む): 147017472

約数和(自身を除く): 79197532

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 109387, 218774, 437548, 546935, 1093870, 2187740, 3390997, 6781994, 13563988, 16954985, 33909970, 67819940]

約数ペア:

[(1, 67819940), (2, 33909970), (4, 16954985), (5, 13563988), (10, 6781994), (20, 3390997), (31, 2187740), (62, 1093870), (124, 546935), (155, 437548), (310, 218774), (620, 109387)]