2663870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 5330016

約数和(自身を除く): 2666146

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 397, 610, 671, 794, 1342, 1985, 3355, 3970, 4367, 6710, 8734, 21835, 24217, 43670, 48434, 121085, 242170, 266387, 532774, 1331935, 2663870]

約数ペア:

[(1, 2663870), (2, 1331935), (5, 532774), (10, 266387), (11, 242170), (22, 121085), (55, 48434), (61, 43670), (110, 24217), (122, 21835), (305, 8734), (397, 6710), (610, 4367), (671, 3970), (794, 3355), (1342, 1985)]