18388664680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2029}}^1\times {\mathrm{9851}}^1$

素因数の和:11914

約数の個数: 64

約数和(自身を含む): 43199049600

約数和(自身を除く): 24810384920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 2029, 4058, 8116, 9851, 10145, 16232, 19702, 20290, 39404, 40580, 46667, 49255, 78808, 81160, 93334, 98510, 186668, 197020, 226573, 233335, 373336, 394040, 453146, 466670, 906292, 933340, 1132865, 1812584, 1866680, 2265730, 4531460, 9062920, 19987679, 39975358, 79950716, 99938395, 159901432, 199876790, 399753580, 459716617, 799507160, 919433234, 1838866468, 2298583085, 3677732936, 4597166170, 9194332340, 18388664680]

約数ペア:

[(1, 18388664680), (2, 9194332340), (4, 4597166170), (5, 3677732936), (8, 2298583085), (10, 1838866468), (20, 919433234), (23, 799507160), (40, 459716617), (46, 399753580), (92, 199876790), (115, 159901432), (184, 99938395), (230, 79950716), (460, 39975358), (920, 19987679), (2029, 9062920), (4058, 4531460), (8116, 2265730), (9851, 1866680), (10145, 1812584), (16232, 1132865), (19702, 933340), (20290, 906292), (39404, 466670), (40580, 453146), (46667, 394040), (49255, 373336), (78808, 233335), (81160, 226573), (93334, 197020), (98510, 186668)]