72840490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{383371}}^1$

素因数の和:383397

約数の個数: 16

約数和(自身を含む): 138013920

約数和(自身を除く): 65173430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 383371, 766742, 1916855, 3833710, 7284049, 14568098, 36420245, 72840490]

約数ペア:

[(1, 72840490), (2, 36420245), (5, 14568098), (10, 7284049), (19, 3833710), (38, 1916855), (95, 766742), (190, 383371)]