201527240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{117167}}^1$

素因数の和:117221

約数の個数: 32

約数和(自身を含む): 463985280

約数和(自身を除く): 262458040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 117167, 234334, 468668, 585835, 937336, 1171670, 2343340, 4686680, 5038181, 10076362, 20152724, 25190905, 40305448, 50381810, 100763620, 201527240]

約数ペア:

[(1, 201527240), (2, 100763620), (4, 50381810), (5, 40305448), (8, 25190905), (10, 20152724), (20, 10076362), (40, 5038181), (43, 4686680), (86, 2343340), (172, 1171670), (215, 937336), (344, 585835), (430, 468668), (860, 234334), (1720, 117167)]