40210210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2213}}^1$

素因数の和:2322

約数の個数: 32

約数和(自身を含む): 76515840

約数和(自身を除く): 36305630

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 230, 395, 790, 1817, 2213, 3634, 4426, 9085, 11065, 18170, 22130, 50899, 101798, 174827, 254495, 349654, 508990, 874135, 1748270, 4021021, 8042042, 20105105, 40210210]

約数ペア:

[(1, 40210210), (2, 20105105), (5, 8042042), (10, 4021021), (23, 1748270), (46, 874135), (79, 508990), (115, 349654), (158, 254495), (230, 174827), (395, 101798), (790, 50899), (1817, 22130), (2213, 18170), (3634, 11065), (4426, 9085)]