13622780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 30663360

約数和(自身を除く): 17040580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 170, 206, 340, 389, 412, 515, 778, 1030, 1556, 1751, 1945, 2060, 3502, 3890, 6613, 7004, 7780, 8755, 13226, 17510, 26452, 33065, 35020, 40067, 66130, 80134, 132260, 160268, 200335, 400670, 681139, 801340, 1362278, 2724556, 3405695, 6811390, 13622780]

約数ペア:

[(1, 13622780), (2, 6811390), (4, 3405695), (5, 2724556), (10, 1362278), (17, 801340), (20, 681139), (34, 400670), (68, 200335), (85, 160268), (103, 132260), (170, 80134), (206, 66130), (340, 40067), (389, 35020), (412, 33065), (515, 26452), (778, 17510), (1030, 13226), (1556, 8755), (1751, 7780), (1945, 7004), (2060, 6613), (3502, 3890)]