28224560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3877}}^1$

素因数の和:3910

約数の個数: 80

約数和(自身を含む): 80786496

約数和(自身を除く): 52561936

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 3877, 7280, 7754, 15508, 19385, 27139, 31016, 38770, 50401, 54278, 62032, 77540, 100802, 108556, 135695, 155080, 201604, 217112, 252005, 271390, 310160, 352807, 403208, 434224, 504010, 542780, 705614, 806416, 1008020, 1085560, 1411228, 1764035, 2016040, 2171120, 2822456, 3528070, 4032080, 5644912, 7056140, 14112280, 28224560]

約数ペア:

[(1, 28224560), (2, 14112280), (4, 7056140), (5, 5644912), (7, 4032080), (8, 3528070), (10, 2822456), (13, 2171120), (14, 2016040), (16, 1764035), (20, 1411228), (26, 1085560), (28, 1008020), (35, 806416), (40, 705614), (52, 542780), (56, 504010), (65, 434224), (70, 403208), (80, 352807), (91, 310160), (104, 271390), (112, 252005), (130, 217112), (140, 201604), (182, 155080), (208, 135695), (260, 108556), (280, 100802), (364, 77540), (455, 62032), (520, 54278), (560, 50401), (728, 38770), (910, 31016), (1040, 27139), (1456, 19385), (1820, 15508), (3640, 7754), (3877, 7280)]