145485940

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{26261}}^1$

素因数の和:26547

約数の個数: 24

約数和(自身を含む): 306635112

約数和(自身を除く): 161149172

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5540, 26261, 52522, 105044, 131305, 262610, 525220, 7274297, 14548594, 29097188, 36371485, 72742970, 145485940]

約数ペア:

[(1, 145485940), (2, 72742970), (4, 36371485), (5, 29097188), (10, 14548594), (20, 7274297), (277, 525220), (554, 262610), (1108, 131305), (1385, 105044), (2770, 52522), (5540, 26261)]