23317880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 56687040

約数和(自身を除く): 33369160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 647, 680, 901, 1060, 1294, 1802, 2120, 2588, 3235, 3604, 4505, 5176, 6470, 7208, 9010, 10999, 12940, 18020, 21998, 25880, 34291, 36040, 43996, 54995, 68582, 87992, 109990, 137164, 171455, 219980, 274328, 342910, 439960, 582947, 685820, 1165894, 1371640, 2331788, 2914735, 4663576, 5829470, 11658940, 23317880]

約数ペア:

[(1, 23317880), (2, 11658940), (4, 5829470), (5, 4663576), (8, 2914735), (10, 2331788), (17, 1371640), (20, 1165894), (34, 685820), (40, 582947), (53, 439960), (68, 342910), (85, 274328), (106, 219980), (136, 171455), (170, 137164), (212, 109990), (265, 87992), (340, 68582), (424, 54995), (530, 43996), (647, 36040), (680, 34291), (901, 25880), (1060, 21998), (1294, 18020), (1802, 12940), (2120, 10999), (2588, 9010), (3235, 7208), (3604, 6470), (4505, 5176)]