868758520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83857}}^1$

素因数の和:83912

約数の個数: 64

約数和(自身を含む): 2294354880

約数和(自身を除く): 1425596360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 83857, 167714, 335428, 419285, 586999, 670856, 838570, 1173998, 1677140, 2347996, 2934995, 3102709, 3354280, 4695992, 5869990, 6205418, 11739980, 12410836, 15513545, 21718963, 23479960, 24821672, 31027090, 43437926, 62054180, 86875852, 108594815, 124108360, 173751704, 217189630, 434379260, 868758520]

約数ペア:

[(1, 868758520), (2, 434379260), (4, 217189630), (5, 173751704), (7, 124108360), (8, 108594815), (10, 86875852), (14, 62054180), (20, 43437926), (28, 31027090), (35, 24821672), (37, 23479960), (40, 21718963), (56, 15513545), (70, 12410836), (74, 11739980), (140, 6205418), (148, 5869990), (185, 4695992), (259, 3354280), (280, 3102709), (296, 2934995), (370, 2347996), (518, 1677140), (740, 1173998), (1036, 838570), (1295, 670856), (1480, 586999), (2072, 419285), (2590, 335428), (5180, 167714), (10360, 83857)]