13907060

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 30366336

約数和(自身を除く): 16459276

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 103, 157, 172, 206, 215, 314, 412, 430, 515, 628, 785, 860, 1030, 1570, 2060, 3140, 4429, 6751, 8858, 13502, 16171, 17716, 22145, 27004, 32342, 33755, 44290, 64684, 67510, 80855, 88580, 135020, 161710, 323420, 695353, 1390706, 2781412, 3476765, 6953530, 13907060]

約数ペア:

[(1, 13907060), (2, 6953530), (4, 3476765), (5, 2781412), (10, 1390706), (20, 695353), (43, 323420), (86, 161710), (103, 135020), (157, 88580), (172, 80855), (206, 67510), (215, 64684), (314, 44290), (412, 33755), (430, 32342), (515, 27004), (628, 22145), (785, 17716), (860, 16171), (1030, 13502), (1570, 8858), (2060, 6751), (3140, 4429)]