856554320

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{1451}}^1$

素因数の和:1668

約数の個数: 80

約数和(自身を含む): 2048226048

約数和(自身を除く): 1191671728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 157, 188, 235, 314, 376, 470, 628, 752, 785, 940, 1256, 1451, 1570, 1880, 2512, 2902, 3140, 3760, 5804, 6280, 7255, 7379, 11608, 12560, 14510, 14758, 23216, 29020, 29516, 36895, 58040, 59032, 68197, 73790, 116080, 118064, 136394, 147580, 227807, 272788, 295160, 340985, 455614, 545576, 590320, 681970, 911228, 1091152, 1139035, 1363940, 1822456, 2278070, 2727880, 3644912, 4556140, 5455760, 9112280, 10706929, 18224560, 21413858, 42827716, 53534645, 85655432, 107069290, 171310864, 214138580, 428277160, 856554320]

約数ペア:

[(1, 856554320), (2, 428277160), (4, 214138580), (5, 171310864), (8, 107069290), (10, 85655432), (16, 53534645), (20, 42827716), (40, 21413858), (47, 18224560), (80, 10706929), (94, 9112280), (157, 5455760), (188, 4556140), (235, 3644912), (314, 2727880), (376, 2278070), (470, 1822456), (628, 1363940), (752, 1139035), (785, 1091152), (940, 911228), (1256, 681970), (1451, 590320), (1570, 545576), (1880, 455614), (2512, 340985), (2902, 295160), (3140, 272788), (3760, 227807), (5804, 147580), (6280, 136394), (7255, 118064), (7379, 116080), (11608, 73790), (12560, 68197), (14510, 59032), (14758, 58040), (23216, 36895), (29020, 29516)]