2445420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{769}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 6985440

約数和(自身を除く): 4540020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 769, 795, 1060, 1538, 1590, 2307, 3076, 3180, 3845, 4614, 7690, 9228, 11535, 15380, 23070, 40757, 46140, 81514, 122271, 163028, 203785, 244542, 407570, 489084, 611355, 815140, 1222710, 2445420]

約数ペア:

[(1, 2445420), (2, 1222710), (3, 815140), (4, 611355), (5, 489084), (6, 407570), (10, 244542), (12, 203785), (15, 163028), (20, 122271), (30, 81514), (53, 46140), (60, 40757), (106, 23070), (159, 15380), (212, 11535), (265, 9228), (318, 7690), (530, 4614), (636, 3845), (769, 3180), (795, 3076), (1060, 2307), (1538, 1590)]