22178860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1381}}^1$

素因数の和:1474

約数の個数: 48

約数和(自身を含む): 51543072

約数和(自身を除く): 29364212

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1381, 1460, 1606, 2762, 3212, 4015, 5524, 6905, 8030, 13810, 15191, 16060, 27620, 30382, 60764, 75955, 100813, 151910, 201626, 303820, 403252, 504065, 1008130, 1108943, 2016260, 2217886, 4435772, 5544715, 11089430, 22178860]

約数ペア:

[(1, 22178860), (2, 11089430), (4, 5544715), (5, 4435772), (10, 2217886), (11, 2016260), (20, 1108943), (22, 1008130), (44, 504065), (55, 403252), (73, 303820), (110, 201626), (146, 151910), (220, 100813), (292, 75955), (365, 60764), (730, 30382), (803, 27620), (1381, 16060), (1460, 15191), (1606, 13810), (2762, 8030), (3212, 6905), (4015, 5524)]