23571620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^2$

素因数の和:348

約数の個数: 36

約数和(自身を含む): 50676444

約数和(自身を除く): 27104824

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 139, 244, 278, 305, 556, 610, 695, 1220, 1390, 2780, 8479, 16958, 19321, 33916, 38642, 42395, 77284, 84790, 96605, 169580, 193210, 386420, 1178581, 2357162, 4714324, 5892905, 11785810, 23571620]

約数ペア:

[(1, 23571620), (2, 11785810), (4, 5892905), (5, 4714324), (10, 2357162), (20, 1178581), (61, 386420), (122, 193210), (139, 169580), (244, 96605), (278, 84790), (305, 77284), (556, 42395), (610, 38642), (695, 33916), (1220, 19321), (1390, 16958), (2780, 8479)]