334465720

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{81181}}^1$

素因数の和:81295

約数の個数: 32

約数和(自身を含む): 759863520

約数和(自身を除く): 425397800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 81181, 162362, 324724, 405905, 649448, 811810, 1623620, 3247240, 8361643, 16723286, 33446572, 41808215, 66893144, 83616430, 167232860, 334465720]

約数ペア:

[(1, 334465720), (2, 167232860), (4, 83616430), (5, 66893144), (8, 41808215), (10, 33446572), (20, 16723286), (40, 8361643), (103, 3247240), (206, 1623620), (412, 811810), (515, 649448), (824, 405905), (1030, 324724), (2060, 162362), (4120, 81181)]