1340118160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{1523}}^1$

素因数の和:2200

約数の個数: 80

約数和(自身を含む): 3306324096

約数和(自身を除く): 1966205936

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 647, 680, 1294, 1360, 1523, 2588, 3046, 3235, 5176, 6092, 6470, 7615, 10352, 10999, 12184, 12940, 15230, 21998, 24368, 25880, 25891, 30460, 43996, 51760, 51782, 54995, 60920, 87992, 103564, 109990, 121840, 129455, 175984, 207128, 219980, 258910, 414256, 439960, 517820, 879920, 985381, 1035640, 1970762, 2071280, 3941524, 4926905, 7883048, 9853810, 15766096, 16751477, 19707620, 33502954, 39415240, 67005908, 78830480, 83757385, 134011816, 167514770, 268023632, 335029540, 670059080, 1340118160]

約数ペア:

[(1, 1340118160), (2, 670059080), (4, 335029540), (5, 268023632), (8, 167514770), (10, 134011816), (16, 83757385), (17, 78830480), (20, 67005908), (34, 39415240), (40, 33502954), (68, 19707620), (80, 16751477), (85, 15766096), (136, 9853810), (170, 7883048), (272, 4926905), (340, 3941524), (647, 2071280), (680, 1970762), (1294, 1035640), (1360, 985381), (1523, 879920), (2588, 517820), (3046, 439960), (3235, 414256), (5176, 258910), (6092, 219980), (6470, 207128), (7615, 175984), (10352, 129455), (10999, 121840), (12184, 109990), (12940, 103564), (15230, 87992), (21998, 60920), (24368, 54995), (25880, 51782), (25891, 51760), (30460, 43996)]