71393890

素因数分解:

$2^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{37379}}^1$

素因数の和:37577

約数の個数: 16

約数和(自身を含む): 129185280

約数和(自身を除く): 57791390

約数列:

[1, 2, 5, 10, 191, 382, 955, 1910, 37379, 74758, 186895, 373790, 7139389, 14278778, 35696945, 71393890]

約数ペア:

[(1, 71393890), (2, 35696945), (5, 14278778), (10, 7139389), (191, 373790), (382, 186895), (955, 74758), (1910, 37379)]