8433640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 20217600

約数和(自身を除く): 11783960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 103, 115, 178, 184, 206, 230, 356, 412, 445, 460, 515, 712, 824, 890, 920, 1030, 1780, 2047, 2060, 2369, 3560, 4094, 4120, 4738, 8188, 9167, 9476, 10235, 11845, 16376, 18334, 18952, 20470, 23690, 36668, 40940, 45835, 47380, 73336, 81880, 91670, 94760, 183340, 210841, 366680, 421682, 843364, 1054205, 1686728, 2108410, 4216820, 8433640]

約数ペア:

[(1, 8433640), (2, 4216820), (4, 2108410), (5, 1686728), (8, 1054205), (10, 843364), (20, 421682), (23, 366680), (40, 210841), (46, 183340), (89, 94760), (92, 91670), (103, 81880), (115, 73336), (178, 47380), (184, 45835), (206, 40940), (230, 36668), (356, 23690), (412, 20470), (445, 18952), (460, 18334), (515, 16376), (712, 11845), (824, 10235), (890, 9476), (920, 9167), (1030, 8188), (1780, 4738), (2047, 4120), (2060, 4094), (2369, 3560)]