2893280

素因数分解:

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

素因数の和:148

約数の個数: 72

約数和(自身を含む): 7470792

約数和(自身を除く): 4577512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 107, 130, 160, 169, 208, 214, 260, 338, 416, 428, 520, 535, 676, 845, 856, 1040, 1070, 1352, 1391, 1690, 1712, 2080, 2140, 2704, 2782, 3380, 3424, 4280, 5408, 5564, 6760, 6955, 8560, 11128, 13520, 13910, 17120, 18083, 22256, 27040, 27820, 36166, 44512, 55640, 72332, 90415, 111280, 144664, 180830, 222560, 289328, 361660, 578656, 723320, 1446640, 2893280]

約数ペア:

[(1, 2893280), (2, 1446640), (4, 723320), (5, 578656), (8, 361660), (10, 289328), (13, 222560), (16, 180830), (20, 144664), (26, 111280), (32, 90415), (40, 72332), (52, 55640), (65, 44512), (80, 36166), (104, 27820), (107, 27040), (130, 22256), (160, 18083), (169, 17120), (208, 13910), (214, 13520), (260, 11128), (338, 8560), (416, 6955), (428, 6760), (520, 5564), (535, 5408), (676, 4280), (845, 3424), (856, 3380), (1040, 2782), (1070, 2704), (1352, 2140), (1391, 2080), (1690, 1712)]