39190120

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5413}}^1$

素因数の和:5605

約数の個数: 32

約数和(自身を含む): 88681320

約数和(自身を除く): 49491200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 5413, 7240, 10826, 21652, 27065, 43304, 54130, 108260, 216520, 979753, 1959506, 3919012, 4898765, 7838024, 9797530, 19595060, 39190120]

約数ペア:

[(1, 39190120), (2, 19595060), (4, 9797530), (5, 7838024), (8, 4898765), (10, 3919012), (20, 1959506), (40, 979753), (181, 216520), (362, 108260), (724, 54130), (905, 43304), (1448, 27065), (1810, 21652), (3620, 10826), (5413, 7240)]