270585740

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{743}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 577463040

約数和(自身を除く): 306877300

約数列:

[1, 2, 4, 5, 10, 20, 131, 139, 262, 278, 524, 556, 655, 695, 743, 1310, 1390, 1486, 2620, 2780, 2972, 3715, 7430, 14860, 18209, 36418, 72836, 91045, 97333, 103277, 182090, 194666, 206554, 364180, 389332, 413108, 486665, 516385, 973330, 1032770, 1946660, 2065540, 13529287, 27058574, 54117148, 67646435, 135292870, 270585740]

約数ペア:

[(1, 270585740), (2, 135292870), (4, 67646435), (5, 54117148), (10, 27058574), (20, 13529287), (131, 2065540), (139, 1946660), (262, 1032770), (278, 973330), (524, 516385), (556, 486665), (655, 413108), (695, 389332), (743, 364180), (1310, 206554), (1390, 194666), (1486, 182090), (2620, 103277), (2780, 97333), (2972, 91045), (3715, 72836), (7430, 36418), (14860, 18209)]