53721020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{158003}}^1$

素因数の和:158029

約数の個数: 24

約数和(自身を含む): 119451024

約数和(自身を除く): 65730004

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 158003, 316006, 632012, 790015, 1580030, 2686051, 3160060, 5372102, 10744204, 13430255, 26860510, 53721020]

約数ペア:

[(1, 53721020), (2, 26860510), (4, 13430255), (5, 10744204), (10, 5372102), (17, 3160060), (20, 2686051), (34, 1580030), (68, 790015), (85, 632012), (170, 316006), (340, 158003)]