8958040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 26127360

約数和(自身を除く): 17169320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 107, 115, 130, 140, 161, 182, 184, 214, 230, 260, 280, 299, 322, 364, 428, 455, 460, 520, 535, 598, 644, 728, 749, 805, 856, 910, 920, 1070, 1196, 1288, 1391, 1495, 1498, 1610, 1820, 2093, 2140, 2392, 2461, 2782, 2990, 2996, 3220, 3640, 3745, 4186, 4280, 4922, 5564, 5980, 5992, 6440, 6955, 7490, 8372, 9737, 9844, 10465, 11128, 11960, 12305, 13910, 14980, 16744, 17227, 19474, 19688, 20930, 24610, 27820, 29960, 31993, 34454, 38948, 41860, 48685, 49220, 55640, 63986, 68908, 77896, 83720, 86135, 97370, 98440, 127972, 137816, 159965, 172270, 194740, 223951, 255944, 319930, 344540, 389480, 447902, 639860, 689080, 895804, 1119755, 1279720, 1791608, 2239510, 4479020, 8958040]

約数ペア:

[(1, 8958040), (2, 4479020), (4, 2239510), (5, 1791608), (7, 1279720), (8, 1119755), (10, 895804), (13, 689080), (14, 639860), (20, 447902), (23, 389480), (26, 344540), (28, 319930), (35, 255944), (40, 223951), (46, 194740), (52, 172270), (56, 159965), (65, 137816), (70, 127972), (91, 98440), (92, 97370), (104, 86135), (107, 83720), (115, 77896), (130, 68908), (140, 63986), (161, 55640), (182, 49220), (184, 48685), (214, 41860), (230, 38948), (260, 34454), (280, 31993), (299, 29960), (322, 27820), (364, 24610), (428, 20930), (455, 19688), (460, 19474), (520, 17227), (535, 16744), (598, 14980), (644, 13910), (728, 12305), (749, 11960), (805, 11128), (856, 10465), (910, 9844), (920, 9737), (1070, 8372), (1196, 7490), (1288, 6955), (1391, 6440), (1495, 5992), (1498, 5980), (1610, 5564), (1820, 4922), (2093, 4280), (2140, 4186), (2392, 3745), (2461, 3640), (2782, 3220), (2990, 2996)]