904120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3229}}^1$

素因数の和:3247

約数の個数: 32

約数和(自身を含む): 2325600

約数和(自身を除く): 1421480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3229, 6458, 12916, 16145, 22603, 25832, 32290, 45206, 64580, 90412, 113015, 129160, 180824, 226030, 452060, 904120]

約数ペア:

[(1, 904120), (2, 452060), (4, 226030), (5, 180824), (7, 129160), (8, 113015), (10, 90412), (14, 64580), (20, 45206), (28, 32290), (35, 25832), (40, 22603), (56, 16145), (70, 12916), (140, 6458), (280, 3229)]