42396040

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{11909}}^1$

素因数の和:12009

約数の個数: 32

約数和(自身を含む): 96471000

約数和(自身を除く): 54074960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 11909, 23818, 47636, 59545, 95272, 119090, 238180, 476360, 1059901, 2119802, 4239604, 5299505, 8479208, 10599010, 21198020, 42396040]

約数ペア:

[(1, 42396040), (2, 21198020), (4, 10599010), (5, 8479208), (8, 5299505), (10, 4239604), (20, 2119802), (40, 1059901), (89, 476360), (178, 238180), (356, 119090), (445, 95272), (712, 59545), (890, 47636), (1780, 23818), (3560, 11909)]