1840778305

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{140143}}^1$

素因数の和:140256

約数の個数: 16

約数和(自身を含む): 2300603904

約数和(自身を除く): 459825599

約数列:

[1, 5, 37, 71, 185, 355, 2627, 13135, 140143, 700715, 5185291, 9950153, 25926455, 49750765, 368155661, 1840778305]

約数ペア:

[(1, 1840778305), (5, 368155661), (37, 49750765), (71, 25926455), (185, 9950153), (355, 5185291), (2627, 700715), (13135, 140143)]