1683020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 3843840

約数和(自身を除く): 2160820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 103, 172, 190, 206, 215, 380, 412, 430, 515, 817, 860, 1030, 1634, 1957, 2060, 3268, 3914, 4085, 4429, 7828, 8170, 8858, 9785, 16340, 17716, 19570, 22145, 39140, 44290, 84151, 88580, 168302, 336604, 420755, 841510, 1683020]

約数ペア:

[(1, 1683020), (2, 841510), (4, 420755), (5, 336604), (10, 168302), (19, 88580), (20, 84151), (38, 44290), (43, 39140), (76, 22145), (86, 19570), (95, 17716), (103, 16340), (172, 9785), (190, 8858), (206, 8170), (215, 7828), (380, 4429), (412, 4085), (430, 3914), (515, 3268), (817, 2060), (860, 1957), (1030, 1634)]