1799661320

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{436811}}^1$

素因数の和:436925

約数の個数: 32

約数和(自身を含む): 4088560320

約数和(自身を除く): 2288899000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 436811, 873622, 1747244, 2184055, 3494488, 4368110, 8736220, 17472440, 44991533, 89983066, 179966132, 224957665, 359932264, 449915330, 899830660, 1799661320]

約数ペア:

[(1, 1799661320), (2, 899830660), (4, 449915330), (5, 359932264), (8, 224957665), (10, 179966132), (20, 89983066), (40, 44991533), (103, 17472440), (206, 8736220), (412, 4368110), (515, 3494488), (824, 2184055), (1030, 1747244), (2060, 873622), (4120, 436811)]