478480940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3417721}}^1$

素因数の和:3417737

約数の個数: 24

約数和(自身を含む): 1148354592

約数和(自身を除く): 669873652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3417721, 6835442, 13670884, 17088605, 23924047, 34177210, 47848094, 68354420, 95696188, 119620235, 239240470, 478480940]

約数ペア:

[(1, 478480940), (2, 239240470), (4, 119620235), (5, 95696188), (7, 68354420), (10, 47848094), (14, 34177210), (20, 23924047), (28, 17088605), (35, 13670884), (70, 6835442), (140, 3417721)]