1720295960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1\times {\mathrm{2777}}^1$

素因数の和:3716

約数の個数: 64

約数和(自身を含む): 4104328320

約数和(自身を除く): 2384032360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 911, 1822, 2777, 3644, 4555, 5554, 7288, 9110, 11108, 13885, 15487, 18220, 22216, 27770, 30974, 36440, 47209, 55540, 61948, 77435, 94418, 111080, 123896, 154870, 188836, 236045, 309740, 377672, 472090, 619480, 944180, 1888360, 2529847, 5059694, 10119388, 12649235, 20238776, 25298470, 43007399, 50596940, 86014798, 101193880, 172029596, 215036995, 344059192, 430073990, 860147980, 1720295960]

約数ペア:

[(1, 1720295960), (2, 860147980), (4, 430073990), (5, 344059192), (8, 215036995), (10, 172029596), (17, 101193880), (20, 86014798), (34, 50596940), (40, 43007399), (68, 25298470), (85, 20238776), (136, 12649235), (170, 10119388), (340, 5059694), (680, 2529847), (911, 1888360), (1822, 944180), (2777, 619480), (3644, 472090), (4555, 377672), (5554, 309740), (7288, 236045), (9110, 188836), (11108, 154870), (13885, 123896), (15487, 111080), (18220, 94418), (22216, 77435), (27770, 61948), (30974, 55540), (36440, 47209)]