20143438540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32489417}}^1$

素因数の和:32489457

約数の個数: 24

約数和(自身を含む): 43665777792

約数和(自身を除く): 23522339252

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 32489417, 64978834, 129957668, 162447085, 324894170, 649788340, 1007171927, 2014343854, 4028687708, 5035859635, 10071719270, 20143438540]

約数ペア:

[(1, 20143438540), (2, 10071719270), (4, 5035859635), (5, 4028687708), (10, 2014343854), (20, 1007171927), (31, 649788340), (62, 324894170), (124, 162447085), (155, 129957668), (310, 64978834), (620, 32489417)]