2019961775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{270229}}^1$

素因数の和:270275

約数の個数: 24

約数和(自身を含む): 2814715680

約数和(自身を除く): 794753905

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 7475, 270229, 1351145, 3512977, 6215267, 6755725, 17564885, 31076335, 80798471, 87824425, 155381675, 403992355, 2019961775]

約数ペア:

[(1, 2019961775), (5, 403992355), (13, 155381675), (23, 87824425), (25, 80798471), (65, 31076335), (115, 17564885), (299, 6755725), (325, 6215267), (575, 3512977), (1495, 1351145), (7475, 270229)]