17516020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{521}}^1$

素因数の和:612

約数の個数: 36

約数和(自身を含む): 37775052

約数和(自身を除く): 20259032

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 521, 820, 1042, 1681, 2084, 2605, 3362, 5210, 6724, 8405, 10420, 16810, 21361, 33620, 42722, 85444, 106805, 213610, 427220, 875801, 1751602, 3503204, 4379005, 8758010, 17516020]

約数ペア:

[(1, 17516020), (2, 8758010), (4, 4379005), (5, 3503204), (10, 1751602), (20, 875801), (41, 427220), (82, 213610), (164, 106805), (205, 85444), (410, 42722), (521, 33620), (820, 21361), (1042, 16810), (1681, 10420), (2084, 8405), (2605, 6724), (3362, 5210)]