461919380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{33521}}^1$

素因数の和:33596

約数の個数: 48

約数和(自身を含む): 1064390544

約数和(自身を除く): 602471164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 33521, 67042, 134084, 167605, 335210, 435773, 670420, 871546, 1743092, 1776613, 2178865, 3553226, 4357730, 7106452, 8715460, 8883065, 17766130, 23095969, 35532260, 46191938, 92383876, 115479845, 230959690, 461919380]

約数ペア:

[(1, 461919380), (2, 230959690), (4, 115479845), (5, 92383876), (10, 46191938), (13, 35532260), (20, 23095969), (26, 17766130), (52, 8883065), (53, 8715460), (65, 7106452), (106, 4357730), (130, 3553226), (212, 2178865), (260, 1776613), (265, 1743092), (530, 871546), (689, 670420), (1060, 435773), (1378, 335210), (2756, 167605), (3445, 134084), (6890, 67042), (13780, 33521)]