54437960

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9791}}^1$

素因数の和:9941

約数の個数: 32

約数和(自身を含む): 123379200

約数和(自身を除く): 68941240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 9791, 19582, 39164, 48955, 78328, 97910, 195820, 391640, 1360949, 2721898, 5443796, 6804745, 10887592, 13609490, 27218980, 54437960]

約数ペア:

[(1, 54437960), (2, 27218980), (4, 13609490), (5, 10887592), (8, 6804745), (10, 5443796), (20, 2721898), (40, 1360949), (139, 391640), (278, 195820), (556, 97910), (695, 78328), (1112, 48955), (1390, 39164), (2780, 19582), (5560, 9791)]