91231540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{587}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 202507200

約数和(自身を除く): 111275660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 409, 587, 818, 1174, 1636, 2045, 2348, 2935, 4090, 5870, 7771, 8180, 11153, 11740, 15542, 22306, 31084, 38855, 44612, 55765, 77710, 111530, 155420, 223060, 240083, 480166, 960332, 1200415, 2400830, 4561577, 4801660, 9123154, 18246308, 22807885, 45615770, 91231540]

約数ペア:

[(1, 91231540), (2, 45615770), (4, 22807885), (5, 18246308), (10, 9123154), (19, 4801660), (20, 4561577), (38, 2400830), (76, 1200415), (95, 960332), (190, 480166), (380, 240083), (409, 223060), (587, 155420), (818, 111530), (1174, 77710), (1636, 55765), (2045, 44612), (2348, 38855), (2935, 31084), (4090, 22306), (5870, 15542), (7771, 11740), (8180, 11153)]