398242010

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{23719}}^1$

素因数の和:23822

約数の個数: 32

約数和(自身を含む): 758280960

約数和(自身を除く): 360038950

約数列:

[1, 2, 5, 10, 23, 46, 73, 115, 146, 230, 365, 730, 1679, 3358, 8395, 16790, 23719, 47438, 118595, 237190, 545537, 1091074, 1731487, 2727685, 3462974, 5455370, 8657435, 17314870, 39824201, 79648402, 199121005, 398242010]

約数ペア:

[(1, 398242010), (2, 199121005), (5, 79648402), (10, 39824201), (23, 17314870), (46, 8657435), (73, 5455370), (115, 3462974), (146, 2727685), (230, 1731487), (365, 1091074), (730, 545537), (1679, 237190), (3358, 118595), (8395, 47438), (16790, 23719)]