28614560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13757}}^1$

素因数の和:13785

約数の個数: 48

約数和(自身を含む): 72807336

約数和(自身を除く): 44192776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 13757, 27514, 55028, 68785, 110056, 137570, 178841, 220112, 275140, 357682, 440224, 550280, 715364, 894205, 1100560, 1430728, 1788410, 2201120, 2861456, 3576820, 5722912, 7153640, 14307280, 28614560]

約数ペア:

[(1, 28614560), (2, 14307280), (4, 7153640), (5, 5722912), (8, 3576820), (10, 2861456), (13, 2201120), (16, 1788410), (20, 1430728), (26, 1100560), (32, 894205), (40, 715364), (52, 550280), (65, 440224), (80, 357682), (104, 275140), (130, 220112), (160, 178841), (208, 137570), (260, 110056), (416, 68785), (520, 55028), (1040, 27514), (2080, 13757)]