1386683960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{11909}}^1$

素因数の和:12032

約数の個数: 64

約数和(自身を含む): 3241425600

約数和(自身を除く): 1854741640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 71, 82, 142, 164, 205, 284, 328, 355, 410, 568, 710, 820, 1420, 1640, 2840, 2911, 5822, 11644, 11909, 14555, 23288, 23818, 29110, 47636, 58220, 59545, 95272, 116440, 119090, 238180, 476360, 488269, 845539, 976538, 1691078, 1953076, 2441345, 3382156, 3906152, 4227695, 4882690, 6764312, 8455390, 9765380, 16910780, 19530760, 33821560, 34667099, 69334198, 138668396, 173335495, 277336792, 346670990, 693341980, 1386683960]

約数ペア:

[(1, 1386683960), (2, 693341980), (4, 346670990), (5, 277336792), (8, 173335495), (10, 138668396), (20, 69334198), (40, 34667099), (41, 33821560), (71, 19530760), (82, 16910780), (142, 9765380), (164, 8455390), (205, 6764312), (284, 4882690), (328, 4227695), (355, 3906152), (410, 3382156), (568, 2441345), (710, 1953076), (820, 1691078), (1420, 976538), (1640, 845539), (2840, 488269), (2911, 476360), (5822, 238180), (11644, 119090), (11909, 116440), (14555, 95272), (23288, 59545), (23818, 58220), (29110, 47636)]