90377420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{1759}}^1$

素因数の和:2142

約数の個数: 48

約数和(自身を含む): 217620480

約数和(自身を除く): 127243060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 367, 734, 1468, 1759, 1835, 2569, 3518, 3670, 5138, 7036, 7340, 8795, 10276, 12313, 12845, 17590, 24626, 25690, 35180, 49252, 51380, 61565, 123130, 246260, 645553, 1291106, 2582212, 3227765, 4518871, 6455530, 9037742, 12911060, 18075484, 22594355, 45188710, 90377420]

約数ペア:

[(1, 90377420), (2, 45188710), (4, 22594355), (5, 18075484), (7, 12911060), (10, 9037742), (14, 6455530), (20, 4518871), (28, 3227765), (35, 2582212), (70, 1291106), (140, 645553), (367, 246260), (734, 123130), (1468, 61565), (1759, 51380), (1835, 49252), (2569, 35180), (3518, 25690), (3670, 24626), (5138, 17590), (7036, 12845), (7340, 12313), (8795, 10276)]