977892380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{881}}^1$

素因数の和:1059

約数の個数: 96

約数和(自身を含む): 2275983360

約数和(自身を除く): 1298090980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 127, 190, 230, 254, 380, 437, 460, 508, 635, 874, 881, 1270, 1748, 1762, 2185, 2413, 2540, 2921, 3524, 4370, 4405, 4826, 5842, 8740, 8810, 9652, 11684, 12065, 14605, 16739, 17620, 20263, 24130, 29210, 33478, 40526, 48260, 55499, 58420, 66956, 81052, 83695, 101315, 110998, 111887, 167390, 202630, 221996, 223774, 277495, 334780, 384997, 405260, 447548, 554990, 559435, 769994, 1109980, 1118870, 1539988, 1924985, 2125853, 2237740, 2573401, 3849970, 4251706, 5146802, 7699940, 8503412, 10293604, 10629265, 12867005, 21258530, 25734010, 42517060, 48894619, 51468020, 97789238, 195578476, 244473095, 488946190, 977892380]

約数ペア:

[(1, 977892380), (2, 488946190), (4, 244473095), (5, 195578476), (10, 97789238), (19, 51468020), (20, 48894619), (23, 42517060), (38, 25734010), (46, 21258530), (76, 12867005), (92, 10629265), (95, 10293604), (115, 8503412), (127, 7699940), (190, 5146802), (230, 4251706), (254, 3849970), (380, 2573401), (437, 2237740), (460, 2125853), (508, 1924985), (635, 1539988), (874, 1118870), (881, 1109980), (1270, 769994), (1748, 559435), (1762, 554990), (2185, 447548), (2413, 405260), (2540, 384997), (2921, 334780), (3524, 277495), (4370, 223774), (4405, 221996), (4826, 202630), (5842, 167390), (8740, 111887), (8810, 110998), (9652, 101315), (11684, 83695), (12065, 81052), (14605, 66956), (16739, 58420), (17620, 55499), (20263, 48260), (24130, 40526), (29210, 33478)]