28762960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 71424000

約数和(自身を除く): 42661040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 127, 149, 152, 190, 254, 298, 304, 380, 508, 596, 635, 745, 760, 1016, 1192, 1270, 1490, 1520, 2032, 2384, 2413, 2540, 2831, 2980, 4826, 5080, 5662, 5960, 9652, 10160, 11324, 11920, 12065, 14155, 18923, 19304, 22648, 24130, 28310, 37846, 38608, 45296, 48260, 56620, 75692, 94615, 96520, 113240, 151384, 189230, 193040, 226480, 302768, 359537, 378460, 719074, 756920, 1438148, 1513840, 1797685, 2876296, 3595370, 5752592, 7190740, 14381480, 28762960]

約数ペア:

[(1, 28762960), (2, 14381480), (4, 7190740), (5, 5752592), (8, 3595370), (10, 2876296), (16, 1797685), (19, 1513840), (20, 1438148), (38, 756920), (40, 719074), (76, 378460), (80, 359537), (95, 302768), (127, 226480), (149, 193040), (152, 189230), (190, 151384), (254, 113240), (298, 96520), (304, 94615), (380, 75692), (508, 56620), (596, 48260), (635, 45296), (745, 38608), (760, 37846), (1016, 28310), (1192, 24130), (1270, 22648), (1490, 19304), (1520, 18923), (2032, 14155), (2384, 12065), (2413, 11920), (2540, 11324), (2831, 10160), (2980, 9652), (4826, 5960), (5080, 5662)]