398840985740

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{467}}^1\times {\mathrm{8821}}^1$

素因数の和:9447

約数の個数: 96

約数和(自身を含む): 865638918144

約数和(自身を除く): 466797932404

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 103, 188, 206, 235, 412, 467, 470, 515, 934, 940, 1030, 1868, 2060, 2335, 4670, 4841, 8821, 9340, 9682, 17642, 19364, 21949, 24205, 35284, 43898, 44105, 48101, 48410, 87796, 88210, 96202, 96820, 109745, 176420, 192404, 219490, 240505, 414587, 438980, 481010, 829174, 908563, 962020, 1658348, 1817126, 2072935, 2260747, 3634252, 4119407, 4145870, 4521494, 4542815, 8238814, 8291740, 9042988, 9085630, 11303735, 16477628, 18171260, 20597035, 22607470, 41194070, 42702461, 45214940, 82388140, 85404922, 170809844, 193612129, 213512305, 387224258, 424298921, 427024610, 774448516, 848597842, 854049220, 968060645, 1697195684, 1936121290, 2121494605, 3872242580, 4242989210, 8485978420, 19942049287, 39884098574, 79768197148, 99710246435, 199420492870, 398840985740]

約数ペア:

[(1, 398840985740), (2, 199420492870), (4, 99710246435), (5, 79768197148), (10, 39884098574), (20, 19942049287), (47, 8485978420), (94, 4242989210), (103, 3872242580), (188, 2121494605), (206, 1936121290), (235, 1697195684), (412, 968060645), (467, 854049220), (470, 848597842), (515, 774448516), (934, 427024610), (940, 424298921), (1030, 387224258), (1868, 213512305), (2060, 193612129), (2335, 170809844), (4670, 85404922), (4841, 82388140), (8821, 45214940), (9340, 42702461), (9682, 41194070), (17642, 22607470), (19364, 20597035), (21949, 18171260), (24205, 16477628), (35284, 11303735), (43898, 9085630), (44105, 9042988), (48101, 8291740), (48410, 8238814), (87796, 4542815), (88210, 4521494), (96202, 4145870), (96820, 4119407), (109745, 3634252), (176420, 2260747), (192404, 2072935), (219490, 1817126), (240505, 1658348), (414587, 962020), (438980, 908563), (481010, 829174)]