30720044

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 54608736

約数和(自身を除く): 23888692

約数列:

[1, 2, 4, 151, 181, 281, 302, 362, 562, 604, 724, 1124, 27331, 42431, 50861, 54662, 84862, 101722, 109324, 169724, 203444, 7680011, 15360022, 30720044]

約数ペア:

[(1, 30720044), (2, 15360022), (4, 7680011), (151, 203444), (181, 169724), (281, 109324), (302, 101722), (362, 84862), (562, 54662), (604, 50861), (724, 42431), (1124, 27331)]