261691870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{853}}^1\times {\mathrm{2789}}^1$

素因数の和:3660

約数の個数: 32

約数和(自身を含む): 514654560

約数和(自身を除く): 252962690

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 853, 1706, 2789, 4265, 5578, 8530, 9383, 13945, 18766, 27890, 30679, 46915, 61358, 93830, 153395, 306790, 2379017, 4758034, 11895085, 23790170, 26169187, 52338374, 130845935, 261691870]

約数ペア:

[(1, 261691870), (2, 130845935), (5, 52338374), (10, 26169187), (11, 23790170), (22, 11895085), (55, 4758034), (110, 2379017), (853, 306790), (1706, 153395), (2789, 93830), (4265, 61358), (5578, 46915), (8530, 30679), (9383, 27890), (13945, 18766)]