73400420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{461}}^1$

素因数の和:908

約数の個数: 48

約数和(自身を含む): 162993600

約数和(自身を除く): 89593180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 419, 461, 838, 922, 1676, 1844, 2095, 2305, 4190, 4610, 7961, 8380, 8759, 9220, 15922, 17518, 31844, 35036, 39805, 43795, 79610, 87590, 159220, 175180, 193159, 386318, 772636, 965795, 1931590, 3670021, 3863180, 7340042, 14680084, 18350105, 36700210, 73400420]

約数ペア:

[(1, 73400420), (2, 36700210), (4, 18350105), (5, 14680084), (10, 7340042), (19, 3863180), (20, 3670021), (38, 1931590), (76, 965795), (95, 772636), (190, 386318), (380, 193159), (419, 175180), (461, 159220), (838, 87590), (922, 79610), (1676, 43795), (1844, 39805), (2095, 35036), (2305, 31844), (4190, 17518), (4610, 15922), (7961, 9220), (8380, 8759)]