201907240

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{46309}}^1$

素因数の和:46429

約数の個数: 32

約数和(自身を含む): 458469000

約数和(自身を除く): 256561760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 46309, 92618, 185236, 231545, 370472, 463090, 926180, 1852360, 5047681, 10095362, 20190724, 25238405, 40381448, 50476810, 100953620, 201907240]

約数ペア:

[(1, 201907240), (2, 100953620), (4, 50476810), (5, 40381448), (8, 25238405), (10, 20190724), (20, 10095362), (40, 5047681), (109, 1852360), (218, 926180), (436, 463090), (545, 370472), (872, 231545), (1090, 185236), (2180, 92618), (4360, 46309)]