1681887790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{4937}}^1$

素因数の和:5137

約数の個数: 64

約数和(自身を含む): 3498474240

約数和(自身を除く): 1816586450

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 163, 190, 209, 326, 418, 815, 1045, 1630, 1793, 2090, 3097, 3586, 4937, 6194, 8965, 9874, 15485, 17930, 24685, 30970, 34067, 49370, 54307, 68134, 93803, 108614, 170335, 187606, 271535, 340670, 469015, 543070, 804731, 938030, 1031833, 1609462, 2063666, 4023655, 5159165, 8047310, 8852041, 10318330, 15289889, 17704082, 30579778, 44260205, 76449445, 88520410, 152898890, 168188779, 336377558, 840943895, 1681887790]

約数ペア:

[(1, 1681887790), (2, 840943895), (5, 336377558), (10, 168188779), (11, 152898890), (19, 88520410), (22, 76449445), (38, 44260205), (55, 30579778), (95, 17704082), (110, 15289889), (163, 10318330), (190, 8852041), (209, 8047310), (326, 5159165), (418, 4023655), (815, 2063666), (1045, 1609462), (1630, 1031833), (1793, 938030), (2090, 804731), (3097, 543070), (3586, 469015), (4937, 340670), (6194, 271535), (8965, 187606), (9874, 170335), (15485, 108614), (17930, 93803), (24685, 68134), (30970, 54307), (34067, 49370)]