3172840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7211}}^1$

素因数の和:7233

約数の個数: 32

約数和(自身を含む): 7788960

約数和(自身を除く): 4616120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 7211, 14422, 28844, 36055, 57688, 72110, 79321, 144220, 158642, 288440, 317284, 396605, 634568, 793210, 1586420, 3172840]

約数ペア:

[(1, 3172840), (2, 1586420), (4, 793210), (5, 634568), (8, 396605), (10, 317284), (11, 288440), (20, 158642), (22, 144220), (40, 79321), (44, 72110), (55, 57688), (88, 36055), (110, 28844), (220, 14422), (440, 7211)]