42232420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{124213}}^1$

素因数の和:124239

約数の個数: 24

約数和(自身を含む): 93905784

約数和(自身を除く): 51673364

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 124213, 248426, 496852, 621065, 1242130, 2111621, 2484260, 4223242, 8446484, 10558105, 21116210, 42232420]

約数ペア:

[(1, 42232420), (2, 21116210), (4, 10558105), (5, 8446484), (10, 4223242), (17, 2484260), (20, 2111621), (34, 1242130), (68, 621065), (85, 496852), (170, 248426), (340, 124213)]