1520646040

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{140281}}^1$

素因数の和:140563

約数の個数: 32

約数和(自身を含む): 3434103360

約数和(自身を除く): 1913457320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 5420, 10840, 140281, 280562, 561124, 701405, 1122248, 1402810, 2805620, 5611240, 38016151, 76032302, 152064604, 190080755, 304129208, 380161510, 760323020, 1520646040]

約数ペア:

[(1, 1520646040), (2, 760323020), (4, 380161510), (5, 304129208), (8, 190080755), (10, 152064604), (20, 76032302), (40, 38016151), (271, 5611240), (542, 2805620), (1084, 1402810), (1355, 1122248), (2168, 701405), (2710, 561124), (5420, 280562), (10840, 140281)]