19476400

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 120

約数和(自身を含む): 51202080

約数和(自身を除く): 31725680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 29, 40, 46, 50, 58, 73, 80, 92, 100, 115, 116, 145, 146, 184, 200, 230, 232, 290, 292, 365, 368, 400, 460, 464, 575, 580, 584, 667, 725, 730, 920, 1150, 1160, 1168, 1334, 1450, 1460, 1679, 1825, 1840, 2117, 2300, 2320, 2668, 2900, 2920, 3335, 3358, 3650, 4234, 4600, 5336, 5800, 5840, 6670, 6716, 7300, 8395, 8468, 9200, 10585, 10672, 11600, 13340, 13432, 14600, 16675, 16790, 16936, 21170, 26680, 26864, 29200, 33350, 33580, 33872, 41975, 42340, 48691, 52925, 53360, 66700, 67160, 83950, 84680, 97382, 105850, 133400, 134320, 167900, 169360, 194764, 211700, 243455, 266800, 335800, 389528, 423400, 486910, 671600, 779056, 846800, 973820, 1217275, 1947640, 2434550, 3895280, 4869100, 9738200, 19476400]

約数ペア:

[(1, 19476400), (2, 9738200), (4, 4869100), (5, 3895280), (8, 2434550), (10, 1947640), (16, 1217275), (20, 973820), (23, 846800), (25, 779056), (29, 671600), (40, 486910), (46, 423400), (50, 389528), (58, 335800), (73, 266800), (80, 243455), (92, 211700), (100, 194764), (115, 169360), (116, 167900), (145, 134320), (146, 133400), (184, 105850), (200, 97382), (230, 84680), (232, 83950), (290, 67160), (292, 66700), (365, 53360), (368, 52925), (400, 48691), (460, 42340), (464, 41975), (575, 33872), (580, 33580), (584, 33350), (667, 29200), (725, 26864), (730, 26680), (920, 21170), (1150, 16936), (1160, 16790), (1168, 16675), (1334, 14600), (1450, 13432), (1460, 13340), (1679, 11600), (1825, 10672), (1840, 10585), (2117, 9200), (2300, 8468), (2320, 8395), (2668, 7300), (2900, 6716), (2920, 6670), (3335, 5840), (3358, 5800), (3650, 5336), (4234, 4600)]