40127140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1103}}^1$

素因数の和:1236

約数の個数: 48

約数和(自身を含む): 90139392

約数和(自身を除く): 50012252

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 340, 428, 535, 1070, 1103, 1819, 2140, 2206, 3638, 4412, 5515, 7276, 9095, 11030, 18190, 18751, 22060, 36380, 37502, 75004, 93755, 118021, 187510, 236042, 375020, 472084, 590105, 1180210, 2006357, 2360420, 4012714, 8025428, 10031785, 20063570, 40127140]

約数ペア:

[(1, 40127140), (2, 20063570), (4, 10031785), (5, 8025428), (10, 4012714), (17, 2360420), (20, 2006357), (34, 1180210), (68, 590105), (85, 472084), (107, 375020), (170, 236042), (214, 187510), (340, 118021), (428, 93755), (535, 75004), (1070, 37502), (1103, 36380), (1819, 22060), (2140, 18751), (2206, 18190), (3638, 11030), (4412, 9095), (5515, 7276)]