8139560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1458

約数の個数: 64

約数和(自身を含む): 21530880

約数和(自身を除く): 13391320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1423, 1430, 2846, 2860, 5692, 5720, 7115, 11384, 14230, 15653, 18499, 28460, 31306, 36998, 56920, 62612, 73996, 78265, 92495, 125224, 147992, 156530, 184990, 203489, 313060, 369980, 406978, 626120, 739960, 813956, 1017445, 1627912, 2034890, 4069780, 8139560]

約数ペア:

[(1, 8139560), (2, 4069780), (4, 2034890), (5, 1627912), (8, 1017445), (10, 813956), (11, 739960), (13, 626120), (20, 406978), (22, 369980), (26, 313060), (40, 203489), (44, 184990), (52, 156530), (55, 147992), (65, 125224), (88, 92495), (104, 78265), (110, 73996), (130, 62612), (143, 56920), (220, 36998), (260, 31306), (286, 28460), (440, 18499), (520, 15653), (572, 14230), (715, 11384), (1144, 7115), (1423, 5720), (1430, 5692), (2846, 2860)]