201243020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{11579}}^1$

素因数の和:11678

約数の個数: 48

約数和(自身を含む): 466905600

約数和(自身を除く): 265662580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 8690, 11579, 17380, 23158, 46316, 57895, 115790, 127369, 231580, 254738, 509476, 636845, 914741, 1273690, 1829482, 2547380, 3658964, 4573705, 9147410, 10062151, 18294820, 20124302, 40248604, 50310755, 100621510, 201243020]

約数ペア:

[(1, 201243020), (2, 100621510), (4, 50310755), (5, 40248604), (10, 20124302), (11, 18294820), (20, 10062151), (22, 9147410), (44, 4573705), (55, 3658964), (79, 2547380), (110, 1829482), (158, 1273690), (220, 914741), (316, 636845), (395, 509476), (790, 254738), (869, 231580), (1580, 127369), (1738, 115790), (3476, 57895), (4345, 46316), (8690, 23158), (11579, 17380)]