23656880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 120

約数和(自身を含む): 63360528

約数和(自身を除く): 39703648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 43, 46, 52, 65, 80, 86, 92, 104, 115, 130, 172, 184, 208, 215, 230, 260, 299, 344, 368, 430, 460, 520, 529, 559, 598, 688, 860, 920, 989, 1040, 1058, 1118, 1196, 1495, 1720, 1840, 1978, 2116, 2236, 2392, 2645, 2795, 2990, 3440, 3956, 4232, 4472, 4784, 4945, 5290, 5590, 5980, 6877, 7912, 8464, 8944, 9890, 10580, 11180, 11960, 12857, 13754, 15824, 19780, 21160, 22360, 22747, 23920, 25714, 27508, 34385, 39560, 42320, 44720, 45494, 51428, 55016, 64285, 68770, 79120, 90988, 102856, 110032, 113735, 128570, 137540, 181976, 205712, 227470, 257140, 275080, 295711, 363952, 454940, 514280, 550160, 591422, 909880, 1028560, 1182844, 1478555, 1819760, 2365688, 2957110, 4731376, 5914220, 11828440, 23656880]

約数ペア:

[(1, 23656880), (2, 11828440), (4, 5914220), (5, 4731376), (8, 2957110), (10, 2365688), (13, 1819760), (16, 1478555), (20, 1182844), (23, 1028560), (26, 909880), (40, 591422), (43, 550160), (46, 514280), (52, 454940), (65, 363952), (80, 295711), (86, 275080), (92, 257140), (104, 227470), (115, 205712), (130, 181976), (172, 137540), (184, 128570), (208, 113735), (215, 110032), (230, 102856), (260, 90988), (299, 79120), (344, 68770), (368, 64285), (430, 55016), (460, 51428), (520, 45494), (529, 44720), (559, 42320), (598, 39560), (688, 34385), (860, 27508), (920, 25714), (989, 23920), (1040, 22747), (1058, 22360), (1118, 21160), (1196, 19780), (1495, 15824), (1720, 13754), (1840, 12857), (1978, 11960), (2116, 11180), (2236, 10580), (2392, 9890), (2645, 8944), (2795, 8464), (2990, 7912), (3440, 6877), (3956, 5980), (4232, 5590), (4472, 5290), (4784, 4945)]