38812540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{11483}}^1$

素因数の和:11518

約数の個数: 36

約数和(自身を含む): 88266024

約数和(自身を除く): 49453484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 11483, 22966, 45932, 57415, 114830, 149279, 229660, 298558, 597116, 746395, 1492790, 1940627, 2985580, 3881254, 7762508, 9703135, 19406270, 38812540]

約数ペア:

[(1, 38812540), (2, 19406270), (4, 9703135), (5, 7762508), (10, 3881254), (13, 2985580), (20, 1940627), (26, 1492790), (52, 746395), (65, 597116), (130, 298558), (169, 229660), (260, 149279), (338, 114830), (676, 57415), (845, 45932), (1690, 22966), (3380, 11483)]