30269480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{18457}}^1$

素因数の和:18509

約数の個数: 32

約数和(自身を含む): 69771240

約数和(自身を除く): 39501760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 18457, 36914, 73828, 92285, 147656, 184570, 369140, 738280, 756737, 1513474, 3026948, 3783685, 6053896, 7567370, 15134740, 30269480]

約数ペア:

[(1, 30269480), (2, 15134740), (4, 7567370), (5, 6053896), (8, 3783685), (10, 3026948), (20, 1513474), (40, 756737), (41, 738280), (82, 369140), (164, 184570), (205, 147656), (328, 92285), (410, 73828), (820, 36914), (1640, 18457)]