206977160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{398033}}^1$

素因数の和:398057

約数の個数: 32

約数和(自身を含む): 501522840

約数和(自身を除く): 294545680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 398033, 796066, 1592132, 1990165, 3184264, 3980330, 5174429, 7960660, 10348858, 15921320, 20697716, 25872145, 41395432, 51744290, 103488580, 206977160]

約数ペア:

[(1, 206977160), (2, 103488580), (4, 51744290), (5, 41395432), (8, 25872145), (10, 20697716), (13, 15921320), (20, 10348858), (26, 7960660), (40, 5174429), (52, 3980330), (65, 3184264), (104, 1990165), (130, 1592132), (260, 796066), (520, 398033)]