28994290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{823}}^1$

素因数の和:1114

約数の個数: 32

約数和(自身を含む): 56480256

約数和(自身を除く): 27485966

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 271, 542, 823, 1355, 1646, 2710, 3523, 4115, 7046, 8230, 10699, 17615, 21398, 35230, 53495, 106990, 223033, 446066, 1115165, 2230330, 2899429, 5798858, 14497145, 28994290]

約数ペア:

[(1, 28994290), (2, 14497145), (5, 5798858), (10, 2899429), (13, 2230330), (26, 1115165), (65, 446066), (130, 223033), (271, 106990), (542, 53495), (823, 35230), (1355, 21398), (1646, 17615), (2710, 10699), (3523, 8230), (4115, 7046)]