40984280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{60271}}^1$

素因数の和:60299

約数の個数: 32

約数和(自身を含む): 97640640

約数和(自身を除く): 56656360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 60271, 120542, 241084, 301355, 482168, 602710, 1024607, 1205420, 2049214, 2410840, 4098428, 5123035, 8196856, 10246070, 20492140, 40984280]

約数ペア:

[(1, 40984280), (2, 20492140), (4, 10246070), (5, 8196856), (8, 5123035), (10, 4098428), (17, 2410840), (20, 2049214), (34, 1205420), (40, 1024607), (68, 602710), (85, 482168), (136, 301355), (170, 241084), (340, 120542), (680, 60271)]