28223240

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{11959}}^1$

素因数の和:12029

約数の個数: 32

約数和(自身を含む): 64584000

約数和(自身を除く): 36360760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 11959, 23918, 47836, 59795, 95672, 119590, 239180, 478360, 705581, 1411162, 2822324, 3527905, 5644648, 7055810, 14111620, 28223240]

約数ペア:

[(1, 28223240), (2, 14111620), (4, 7055810), (5, 5644648), (8, 3527905), (10, 2822324), (20, 1411162), (40, 705581), (59, 478360), (118, 239180), (236, 119590), (295, 95672), (472, 59795), (590, 47836), (1180, 23918), (2360, 11959)]