317310040

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{77017}}^1$

素因数の和:77131

約数の個数: 32

約数和(自身を含む): 720888480

約数和(自身を除く): 403578440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 77017, 154034, 308068, 385085, 616136, 770170, 1540340, 3080680, 7932751, 15865502, 31731004, 39663755, 63462008, 79327510, 158655020, 317310040]

約数ペア:

[(1, 317310040), (2, 158655020), (4, 79327510), (5, 63462008), (8, 39663755), (10, 31731004), (20, 15865502), (40, 7932751), (103, 3080680), (206, 1540340), (412, 770170), (515, 616136), (824, 385085), (1030, 308068), (2060, 154034), (4120, 77017)]