71227420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{569}}^2$

素因数の和:1158

約数の個数: 36

約数和(自身を含む): 163462824

約数和(自身を除く): 92235404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 569, 1138, 2276, 2845, 5690, 6259, 11380, 12518, 25036, 31295, 62590, 125180, 323761, 647522, 1295044, 1618805, 3237610, 3561371, 6475220, 7122742, 14245484, 17806855, 35613710, 71227420]

約数ペア:

[(1, 71227420), (2, 35613710), (4, 17806855), (5, 14245484), (10, 7122742), (11, 6475220), (20, 3561371), (22, 3237610), (44, 1618805), (55, 1295044), (110, 647522), (220, 323761), (569, 125180), (1138, 62590), (2276, 31295), (2845, 25036), (5690, 12518), (6259, 11380)]