28805890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{125243}}^1$

素因数の和:125273

約数の個数: 16

約数和(自身を含む): 54105408

約数和(自身を除く): 25299518

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 125243, 250486, 626215, 1252430, 2880589, 5761178, 14402945, 28805890]

約数ペア:

[(1, 28805890), (2, 14402945), (5, 5761178), (10, 2880589), (23, 1252430), (46, 626215), (115, 250486), (230, 125243)]