20056860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{111427}}^1$

素因数の和:111442

約数の個数: 36

約数和(自身を含む): 60839688

約数和(自身を除く): 40782828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 111427, 222854, 334281, 445708, 557135, 668562, 1002843, 1114270, 1337124, 1671405, 2005686, 2228540, 3342810, 4011372, 5014215, 6685620, 10028430, 20056860]

約数ペア:

[(1, 20056860), (2, 10028430), (3, 6685620), (4, 5014215), (5, 4011372), (6, 3342810), (9, 2228540), (10, 2005686), (12, 1671405), (15, 1337124), (18, 1114270), (20, 1002843), (30, 668562), (36, 557135), (45, 445708), (60, 334281), (90, 222854), (180, 111427)]