488194640

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{827}}^1$

素因数の和:1044

約数の個数: 80

約数和(自身を含む): 1167996672

約数和(自身を除く): 679802032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 157, 188, 235, 314, 376, 470, 628, 752, 785, 827, 940, 1256, 1570, 1654, 1880, 2512, 3140, 3308, 3760, 4135, 6280, 6616, 7379, 8270, 12560, 13232, 14758, 16540, 29516, 33080, 36895, 38869, 59032, 66160, 73790, 77738, 118064, 129839, 147580, 155476, 194345, 259678, 295160, 310952, 388690, 519356, 590320, 621904, 649195, 777380, 1038712, 1298390, 1554760, 2077424, 2596780, 3109520, 5193560, 6102433, 10387120, 12204866, 24409732, 30512165, 48819464, 61024330, 97638928, 122048660, 244097320, 488194640]

約数ペア:

[(1, 488194640), (2, 244097320), (4, 122048660), (5, 97638928), (8, 61024330), (10, 48819464), (16, 30512165), (20, 24409732), (40, 12204866), (47, 10387120), (80, 6102433), (94, 5193560), (157, 3109520), (188, 2596780), (235, 2077424), (314, 1554760), (376, 1298390), (470, 1038712), (628, 777380), (752, 649195), (785, 621904), (827, 590320), (940, 519356), (1256, 388690), (1570, 310952), (1654, 295160), (1880, 259678), (2512, 194345), (3140, 155476), (3308, 147580), (3760, 129839), (4135, 118064), (6280, 77738), (6616, 73790), (7379, 66160), (8270, 59032), (12560, 38869), (13232, 36895), (14758, 33080), (16540, 29516)]