30209080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{967}}^1$

素因数の和:1060

約数の個数: 64

約数和(自身を含む): 75271680

約数和(自身を除く): 45062600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 967, 1420, 1562, 1934, 2840, 3124, 3868, 3905, 4835, 6248, 7736, 7810, 9670, 10637, 15620, 19340, 21274, 31240, 38680, 42548, 53185, 68657, 85096, 106370, 137314, 212740, 274628, 343285, 425480, 549256, 686570, 755227, 1373140, 1510454, 2746280, 3020908, 3776135, 6041816, 7552270, 15104540, 30209080]

約数ペア:

[(1, 30209080), (2, 15104540), (4, 7552270), (5, 6041816), (8, 3776135), (10, 3020908), (11, 2746280), (20, 1510454), (22, 1373140), (40, 755227), (44, 686570), (55, 549256), (71, 425480), (88, 343285), (110, 274628), (142, 212740), (220, 137314), (284, 106370), (355, 85096), (440, 68657), (568, 53185), (710, 42548), (781, 38680), (967, 31240), (1420, 21274), (1562, 19340), (1934, 15620), (2840, 10637), (3124, 9670), (3868, 7810), (3905, 7736), (4835, 6248)]