28215610

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 52254720

約数和(自身を除く): 24039110

約数列:

[1, 2, 5, 10, 53, 106, 139, 265, 278, 383, 530, 695, 766, 1390, 1915, 3830, 7367, 14734, 20299, 36835, 40598, 53237, 73670, 101495, 106474, 202990, 266185, 532370, 2821561, 5643122, 14107805, 28215610]

約数ペア:

[(1, 28215610), (2, 14107805), (5, 5643122), (10, 2821561), (53, 532370), (106, 266185), (139, 202990), (265, 106474), (278, 101495), (383, 73670), (530, 53237), (695, 40598), (766, 36835), (1390, 20299), (1915, 14734), (3830, 7367)]