545415980

素因数分解:

$2^2\times 5^1\times {\mathrm{2213}}^1\times {\mathrm{12323}}^1$

素因数の和:14545

約数の個数: 24

約数和(自身を含む): 1145984112

約数和(自身を除く): 600568132

約数列:

[1, 2, 4, 5, 10, 20, 2213, 4426, 8852, 11065, 12323, 22130, 24646, 44260, 49292, 61615, 123230, 246460, 27270799, 54541598, 109083196, 136353995, 272707990, 545415980]

約数ペア:

[(1, 545415980), (2, 272707990), (4, 136353995), (5, 109083196), (10, 54541598), (20, 27270799), (2213, 246460), (4426, 123230), (8852, 61615), (11065, 49292), (12323, 44260), (22130, 24646)]