71340860

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{5653}}^1$

素因数の和:6293

約数の個数: 24

約数和(自身を含む): 150079776

約数和(自身を除く): 78738916

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2524, 3155, 5653, 6310, 11306, 12620, 22612, 28265, 56530, 113060, 3567043, 7134086, 14268172, 17835215, 35670430, 71340860]

約数ペア:

[(1, 71340860), (2, 35670430), (4, 17835215), (5, 14268172), (10, 7134086), (20, 3567043), (631, 113060), (1262, 56530), (2524, 28265), (3155, 22612), (5653, 12620), (6310, 11306)]