193865720

素因数分解:

$2^3\times 5^1\times {\mathrm{677}}^1\times {\mathrm{7159}}^1$

素因数の和:7847

約数の個数: 32

約数和(自身を含む): 436903200

約数和(自身を除く): 243037480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 677, 1354, 2708, 3385, 5416, 6770, 7159, 13540, 14318, 27080, 28636, 35795, 57272, 71590, 143180, 286360, 4846643, 9693286, 19386572, 24233215, 38773144, 48466430, 96932860, 193865720]

約数ペア:

[(1, 193865720), (2, 96932860), (4, 48466430), (5, 38773144), (8, 24233215), (10, 19386572), (20, 9693286), (40, 4846643), (677, 286360), (1354, 143180), (2708, 71590), (3385, 57272), (5416, 35795), (6770, 28636), (7159, 27080), (13540, 14318)]