1751420

素因数分解:

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

素因数の和:458

約数の個数: 48

約数和(自身を含む): 4233600

約数和(自身を除く): 2482180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 419, 836, 838, 1045, 1676, 2090, 2095, 4180, 4190, 4609, 7961, 8380, 9218, 15922, 18436, 23045, 31844, 39805, 46090, 79610, 87571, 92180, 159220, 175142, 350284, 437855, 875710, 1751420]

約数ペア:

[(1, 1751420), (2, 875710), (4, 437855), (5, 350284), (10, 175142), (11, 159220), (19, 92180), (20, 87571), (22, 79610), (38, 46090), (44, 39805), (55, 31844), (76, 23045), (95, 18436), (110, 15922), (190, 9218), (209, 8380), (220, 7961), (380, 4609), (418, 4190), (419, 4180), (836, 2095), (838, 2090), (1045, 1676)]