40007540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{829}}^1$

素因数の和:984

約数の個数: 48

約数和(自身を含む): 89241600

約数和(自身を除く): 49234060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 190, 254, 380, 508, 635, 829, 1270, 1658, 2413, 2540, 3316, 4145, 4826, 8290, 9652, 12065, 15751, 16580, 24130, 31502, 48260, 63004, 78755, 105283, 157510, 210566, 315020, 421132, 526415, 1052830, 2000377, 2105660, 4000754, 8001508, 10001885, 20003770, 40007540]

約数ペア:

[(1, 40007540), (2, 20003770), (4, 10001885), (5, 8001508), (10, 4000754), (19, 2105660), (20, 2000377), (38, 1052830), (76, 526415), (95, 421132), (127, 315020), (190, 210566), (254, 157510), (380, 105283), (508, 78755), (635, 63004), (829, 48260), (1270, 31502), (1658, 24130), (2413, 16580), (2540, 15751), (3316, 12065), (4145, 9652), (4826, 8290)]