102005780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{300017}}^1$

素因数の和:300043

約数の個数: 24

約数和(自身を含む): 226813608

約数和(自身を除く): 124807828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 300017, 600034, 1200068, 1500085, 3000170, 5100289, 6000340, 10200578, 20401156, 25501445, 51002890, 102005780]

約数ペア:

[(1, 102005780), (2, 51002890), (4, 25501445), (5, 20401156), (10, 10200578), (17, 6000340), (20, 5100289), (34, 3000170), (68, 1500085), (85, 1200068), (170, 600034), (340, 300017)]