90938090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{395383}}^1$

素因数の和:395413

約数の個数: 16

約数和(自身を含む): 170805888

約数和(自身を除く): 79867798

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 395383, 790766, 1976915, 3953830, 9093809, 18187618, 45469045, 90938090]

約数ペア:

[(1, 90938090), (2, 45469045), (5, 18187618), (10, 9093809), (23, 3953830), (46, 1976915), (115, 790766), (230, 395383)]