72335980

素因数分解:

$2^2\times 5^1\times {\mathrm{1429}}^1\times {\mathrm{2531}}^1$

素因数の和:3969

約数の個数: 24

約数和(自身を含む): 152071920

約数和(自身を除く): 79735940

約数列:

[1, 2, 4, 5, 10, 20, 1429, 2531, 2858, 5062, 5716, 7145, 10124, 12655, 14290, 25310, 28580, 50620, 3616799, 7233598, 14467196, 18083995, 36167990, 72335980]

約数ペア:

[(1, 72335980), (2, 36167990), (4, 18083995), (5, 14467196), (10, 7233598), (20, 3616799), (1429, 50620), (2531, 28580), (2858, 25310), (5062, 14290), (5716, 12655), (7145, 10124)]