49644440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{30271}}^1$

素因数の和:30323

約数の個数: 32

約数和(自身を含む): 114428160

約数和(自身を除く): 64783720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 30271, 60542, 121084, 151355, 242168, 302710, 605420, 1210840, 1241111, 2482222, 4964444, 6205555, 9928888, 12411110, 24822220, 49644440]

約数ペア:

[(1, 49644440), (2, 24822220), (4, 12411110), (5, 9928888), (8, 6205555), (10, 4964444), (20, 2482222), (40, 1241111), (41, 1210840), (82, 605420), (164, 302710), (205, 242168), (328, 151355), (410, 121084), (820, 60542), (1640, 30271)]