201899020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{2267}}^1$

素因数の和:2410

約数の個数: 48

約数和(自身を含む): 437034528

約数和(自身を除く): 235135508

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 365, 610, 730, 1220, 1460, 2267, 4453, 4534, 8906, 9068, 11335, 17812, 22265, 22670, 44530, 45340, 89060, 138287, 165491, 276574, 330982, 553148, 661964, 691435, 827455, 1382870, 1654910, 2765740, 3309820, 10094951, 20189902, 40379804, 50474755, 100949510, 201899020]

約数ペア:

[(1, 201899020), (2, 100949510), (4, 50474755), (5, 40379804), (10, 20189902), (20, 10094951), (61, 3309820), (73, 2765740), (122, 1654910), (146, 1382870), (244, 827455), (292, 691435), (305, 661964), (365, 553148), (610, 330982), (730, 276574), (1220, 165491), (1460, 138287), (2267, 89060), (4453, 45340), (4534, 44530), (8906, 22670), (9068, 22265), (11335, 17812)]