84943870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 177811200

約数和(自身を除く): 92867330

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 97, 110, 190, 194, 209, 418, 419, 485, 838, 970, 1045, 1067, 1843, 2090, 2095, 2134, 3686, 4190, 4609, 5335, 7961, 9215, 9218, 10670, 15922, 18430, 20273, 23045, 39805, 40546, 40643, 46090, 79610, 81286, 87571, 101365, 175142, 202730, 203215, 406430, 437855, 447073, 772217, 875710, 894146, 1544434, 2235365, 3861085, 4470730, 7722170, 8494387, 16988774, 42471935, 84943870]

約数ペア:

[(1, 84943870), (2, 42471935), (5, 16988774), (10, 8494387), (11, 7722170), (19, 4470730), (22, 3861085), (38, 2235365), (55, 1544434), (95, 894146), (97, 875710), (110, 772217), (190, 447073), (194, 437855), (209, 406430), (418, 203215), (419, 202730), (485, 175142), (838, 101365), (970, 87571), (1045, 81286), (1067, 79610), (1843, 46090), (2090, 40643), (2095, 40546), (2134, 39805), (3686, 23045), (4190, 20273), (4609, 18430), (5335, 15922), (7961, 10670), (9215, 9218)]