43920040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{20717}}^1$

素因数の和:20781

約数の個数: 32

約数和(自身を含む): 100689480

約数和(自身を除く): 56769440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 20717, 41434, 82868, 103585, 165736, 207170, 414340, 828680, 1098001, 2196002, 4392004, 5490005, 8784008, 10980010, 21960020, 43920040]

約数ペア:

[(1, 43920040), (2, 21960020), (4, 10980010), (5, 8784008), (8, 5490005), (10, 4392004), (20, 2196002), (40, 1098001), (53, 828680), (106, 414340), (212, 207170), (265, 165736), (424, 103585), (530, 82868), (1060, 41434), (2120, 20717)]