22302820

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 48340656

約数和(自身を除く): 26037836

約数列:

[1, 2, 4, 5, 10, 20, 61, 101, 122, 181, 202, 244, 305, 362, 404, 505, 610, 724, 905, 1010, 1220, 1810, 2020, 3620, 6161, 11041, 12322, 18281, 22082, 24644, 30805, 36562, 44164, 55205, 61610, 73124, 91405, 110410, 123220, 182810, 220820, 365620, 1115141, 2230282, 4460564, 5575705, 11151410, 22302820]

約数ペア:

[(1, 22302820), (2, 11151410), (4, 5575705), (5, 4460564), (10, 2230282), (20, 1115141), (61, 365620), (101, 220820), (122, 182810), (181, 123220), (202, 110410), (244, 91405), (305, 73124), (362, 61610), (404, 55205), (505, 44164), (610, 36562), (724, 30805), (905, 24644), (1010, 22082), (1220, 18281), (1810, 12322), (2020, 11041), (3620, 6161)]