8947960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31957}}^1$

素因数の和:31975

約数の個数: 32

約数和(自身を含む): 23009760

約数和(自身を除く): 14061800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 31957, 63914, 127828, 159785, 223699, 255656, 319570, 447398, 639140, 894796, 1118495, 1278280, 1789592, 2236990, 4473980, 8947960]

約数ペア:

[(1, 8947960), (2, 4473980), (4, 2236990), (5, 1789592), (7, 1278280), (8, 1118495), (10, 894796), (14, 639140), (20, 447398), (28, 319570), (35, 255656), (40, 223699), (56, 159785), (70, 127828), (140, 63914), (280, 31957)]