420461520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1751923}}^1$

素因数の和:1751939

約数の個数: 40

約数和(自身を含む): 1303431456

約数和(自身を除く): 882969936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1751923, 3503846, 5255769, 7007692, 8759615, 10511538, 14015384, 17519230, 21023076, 26278845, 28030768, 35038460, 42046152, 52557690, 70076920, 84092304, 105115380, 140153840, 210230760, 420461520]

約数ペア:

[(1, 420461520), (2, 210230760), (3, 140153840), (4, 105115380), (5, 84092304), (6, 70076920), (8, 52557690), (10, 42046152), (12, 35038460), (15, 28030768), (16, 26278845), (20, 21023076), (24, 17519230), (30, 14015384), (40, 10511538), (48, 8759615), (60, 7007692), (80, 5255769), (120, 3503846), (240, 1751923)]