2080369520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{21871}}^1$

素因数の和:21954

約数の個数: 80

約数和(自身を含む): 5125921920

約数和(自身を除く): 3045552400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 41, 58, 80, 82, 116, 145, 164, 205, 232, 290, 328, 410, 464, 580, 656, 820, 1160, 1189, 1640, 2320, 2378, 3280, 4756, 5945, 9512, 11890, 19024, 21871, 23780, 43742, 47560, 87484, 95120, 109355, 174968, 218710, 349936, 437420, 634259, 874840, 896711, 1268518, 1749680, 1793422, 2537036, 3171295, 3586844, 4483555, 5074072, 6342590, 7173688, 8967110, 10148144, 12685180, 14347376, 17934220, 25370360, 26004619, 35868440, 50740720, 52009238, 71736880, 104018476, 130023095, 208036952, 260046190, 416073904, 520092380, 1040184760, 2080369520]

約数ペア:

[(1, 2080369520), (2, 1040184760), (4, 520092380), (5, 416073904), (8, 260046190), (10, 208036952), (16, 130023095), (20, 104018476), (29, 71736880), (40, 52009238), (41, 50740720), (58, 35868440), (80, 26004619), (82, 25370360), (116, 17934220), (145, 14347376), (164, 12685180), (205, 10148144), (232, 8967110), (290, 7173688), (328, 6342590), (410, 5074072), (464, 4483555), (580, 3586844), (656, 3171295), (820, 2537036), (1160, 1793422), (1189, 1749680), (1640, 1268518), (2320, 896711), (2378, 874840), (3280, 634259), (4756, 437420), (5945, 349936), (9512, 218710), (11890, 174968), (19024, 109355), (21871, 95120), (23780, 87484), (43742, 47560)]