690823060

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{443}}^1\times {\mathrm{757}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 1470059136

約数和(自身を除く): 779236076

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 443, 515, 757, 886, 1030, 1514, 1772, 2060, 2215, 3028, 3785, 4430, 7570, 8860, 15140, 45629, 77971, 91258, 155942, 182516, 228145, 311884, 335351, 389855, 456290, 670702, 779710, 912580, 1341404, 1559420, 1676755, 3353510, 6707020, 34541153, 69082306, 138164612, 172705765, 345411530, 690823060]

約数ペア:

[(1, 690823060), (2, 345411530), (4, 172705765), (5, 138164612), (10, 69082306), (20, 34541153), (103, 6707020), (206, 3353510), (412, 1676755), (443, 1559420), (515, 1341404), (757, 912580), (886, 779710), (1030, 670702), (1514, 456290), (1772, 389855), (2060, 335351), (2215, 311884), (3028, 228145), (3785, 182516), (4430, 155942), (7570, 91258), (8860, 77971), (15140, 45629)]