28675490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1621}}^1$

素因数の和:1718

約数の個数: 32

約数和(自身を含む): 54304560

約数和(自身を除く): 25629070

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 610, 1621, 1769, 3242, 3538, 8105, 8845, 16210, 17690, 47009, 94018, 98881, 197762, 235045, 470090, 494405, 988810, 2867549, 5735098, 14337745, 28675490]

約数ペア:

[(1, 28675490), (2, 14337745), (5, 5735098), (10, 2867549), (29, 988810), (58, 494405), (61, 470090), (122, 235045), (145, 197762), (290, 98881), (305, 94018), (610, 47009), (1621, 17690), (1769, 16210), (3242, 8845), (3538, 8105)]