203430280

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{26627}}^1$

素因数の和:26829

約数の個数: 32

約数和(自身を含む): 460131840

約数和(自身を除く): 256701560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 26627, 53254, 106508, 133135, 213016, 266270, 532540, 1065080, 5085757, 10171514, 20343028, 25428785, 40686056, 50857570, 101715140, 203430280]

約数ペア:

[(1, 203430280), (2, 101715140), (4, 50857570), (5, 40686056), (8, 25428785), (10, 20343028), (20, 10171514), (40, 5085757), (191, 1065080), (382, 532540), (764, 266270), (955, 213016), (1528, 133135), (1910, 106508), (3820, 53254), (7640, 26627)]