72812260

素因数分解:

$2^2\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{3163}}^1$

素因数の和:4323

約数の個数: 24

約数和(自身を含む): 153086976

約数和(自身を除く): 80274716

約数列:

[1, 2, 4, 5, 10, 20, 1151, 2302, 3163, 4604, 5755, 6326, 11510, 12652, 15815, 23020, 31630, 63260, 3640613, 7281226, 14562452, 18203065, 36406130, 72812260]

約数ペア:

[(1, 72812260), (2, 36406130), (4, 18203065), (5, 14562452), (10, 7281226), (20, 3640613), (1151, 63260), (2302, 31630), (3163, 23020), (4604, 15815), (5755, 12652), (6326, 11510)]