1798021240

素因数分解:

$2^3\times 5^1\times {\mathrm{10223}}^1\times {\mathrm{4397}}^1$

素因数の和:14631

約数の個数: 32

約数和(自身を含む): 4046863680

約数和(自身を除く): 2248842440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4397, 8794, 10223, 17588, 20446, 21985, 35176, 40892, 43970, 51115, 81784, 87940, 102230, 175880, 204460, 408920, 44950531, 89901062, 179802124, 224752655, 359604248, 449505310, 899010620, 1798021240]

約数ペア:

[(1, 1798021240), (2, 899010620), (4, 449505310), (5, 359604248), (8, 224752655), (10, 179802124), (20, 89901062), (40, 44950531), (4397, 408920), (8794, 204460), (10223, 175880), (17588, 102230), (20446, 87940), (21985, 81784), (35176, 51115), (40892, 43970)]