398601590

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{972199}}^1$

素因数の和:972247

約数の個数: 16

約数和(自身を含む): 734983200

約数和(自身を除く): 336381610

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 972199, 1944398, 4860995, 9721990, 39860159, 79720318, 199300795, 398601590]

約数ペア:

[(1, 398601590), (2, 199300795), (5, 79720318), (10, 39860159), (41, 9721990), (82, 4860995), (205, 1944398), (410, 972199)]