31201340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67829}}^1$

素因数の和:67861

約数の個数: 24

約数和(自身を含む): 68372640

約数和(自身を除く): 37171300

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 67829, 135658, 271316, 339145, 678290, 1356580, 1560067, 3120134, 6240268, 7800335, 15600670, 31201340]

約数ペア:

[(1, 31201340), (2, 15600670), (4, 7800335), (5, 6240268), (10, 3120134), (20, 1560067), (23, 1356580), (46, 678290), (92, 339145), (115, 271316), (230, 135658), (460, 67829)]