40290992

素因数分解:

$2^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2207}}^1$

素因数の和:2385

約数の個数: 40

約数和(自身を含む): 89803776

約数和(自身を除く): 49512784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163, 326, 652, 1141, 1304, 2207, 2282, 2608, 4414, 4564, 8828, 9128, 15449, 17656, 18256, 30898, 35312, 61796, 123592, 247184, 359741, 719482, 1438964, 2518187, 2877928, 5036374, 5755856, 10072748, 20145496, 40290992]

約数ペア:

[(1, 40290992), (2, 20145496), (4, 10072748), (7, 5755856), (8, 5036374), (14, 2877928), (16, 2518187), (28, 1438964), (56, 719482), (112, 359741), (163, 247184), (326, 123592), (652, 61796), (1141, 35312), (1304, 30898), (2207, 18256), (2282, 17656), (2608, 15449), (4414, 9128), (4564, 8828)]