442120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1579}}^1$

素因数の和:1597

約数の個数: 32

約数和(自身を含む): 1137600

約数和(自身を除く): 695480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1579, 3158, 6316, 7895, 11053, 12632, 15790, 22106, 31580, 44212, 55265, 63160, 88424, 110530, 221060, 442120]

約数ペア:

[(1, 442120), (2, 221060), (4, 110530), (5, 88424), (7, 63160), (8, 55265), (10, 44212), (14, 31580), (20, 22106), (28, 15790), (35, 12632), (40, 11053), (56, 7895), (70, 6316), (140, 3158), (280, 1579)]