4395560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 10886400

約数和(自身を除く): 6490840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 107, 130, 158, 214, 260, 316, 395, 428, 520, 535, 632, 790, 856, 1027, 1070, 1391, 1580, 2054, 2140, 2782, 3160, 4108, 4280, 5135, 5564, 6955, 8216, 8453, 10270, 11128, 13910, 16906, 20540, 27820, 33812, 41080, 42265, 55640, 67624, 84530, 109889, 169060, 219778, 338120, 439556, 549445, 879112, 1098890, 2197780, 4395560]

約数ペア:

[(1, 4395560), (2, 2197780), (4, 1098890), (5, 879112), (8, 549445), (10, 439556), (13, 338120), (20, 219778), (26, 169060), (40, 109889), (52, 84530), (65, 67624), (79, 55640), (104, 42265), (107, 41080), (130, 33812), (158, 27820), (214, 20540), (260, 16906), (316, 13910), (395, 11128), (428, 10270), (520, 8453), (535, 8216), (632, 6955), (790, 5564), (856, 5135), (1027, 4280), (1070, 4108), (1391, 3160), (1580, 2782), (2054, 2140)]