18583760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:300

約数の個数: 80

約数和(自身を含む): 47246976

約数和(自身を除く): 28663216

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 107, 130, 167, 208, 214, 260, 334, 428, 520, 535, 668, 835, 856, 1040, 1070, 1336, 1391, 1670, 1712, 2140, 2171, 2672, 2782, 3340, 4280, 4342, 5564, 6680, 6955, 8560, 8684, 10855, 11128, 13360, 13910, 17368, 17869, 21710, 22256, 27820, 34736, 35738, 43420, 55640, 71476, 86840, 89345, 111280, 142952, 173680, 178690, 232297, 285904, 357380, 464594, 714760, 929188, 1161485, 1429520, 1858376, 2322970, 3716752, 4645940, 9291880, 18583760]

約数ペア:

[(1, 18583760), (2, 9291880), (4, 4645940), (5, 3716752), (8, 2322970), (10, 1858376), (13, 1429520), (16, 1161485), (20, 929188), (26, 714760), (40, 464594), (52, 357380), (65, 285904), (80, 232297), (104, 178690), (107, 173680), (130, 142952), (167, 111280), (208, 89345), (214, 86840), (260, 71476), (334, 55640), (428, 43420), (520, 35738), (535, 34736), (668, 27820), (835, 22256), (856, 21710), (1040, 17869), (1070, 17368), (1336, 13910), (1391, 13360), (1670, 11128), (1712, 10855), (2140, 8684), (2171, 8560), (2672, 6955), (2782, 6680), (3340, 5564), (4280, 4342)]