22213940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1571}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 53875584

約数和(自身を除く): 31661644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 1571, 2020, 2828, 3142, 3535, 6284, 7070, 7855, 10997, 14140, 15710, 21994, 31420, 43988, 54985, 109970, 158671, 219940, 317342, 634684, 793355, 1110697, 1586710, 2221394, 3173420, 4442788, 5553485, 11106970, 22213940]

約数ペア:

[(1, 22213940), (2, 11106970), (4, 5553485), (5, 4442788), (7, 3173420), (10, 2221394), (14, 1586710), (20, 1110697), (28, 793355), (35, 634684), (70, 317342), (101, 219940), (140, 158671), (202, 109970), (404, 54985), (505, 43988), (707, 31420), (1010, 21994), (1414, 15710), (1571, 14140), (2020, 10997), (2828, 7855), (3142, 7070), (3535, 6284)]