3902440

素因数分解:

$2^3\times 5^1\times {\mathrm{97561}}^1$

素因数の和:97572

約数の個数: 16

約数和(自身を含む): 8780580

約数和(自身を除く): 4878140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97561, 195122, 390244, 487805, 780488, 975610, 1951220, 3902440]

約数ペア:

[(1, 3902440), (2, 1951220), (4, 975610), (5, 780488), (8, 487805), (10, 390244), (20, 195122), (40, 97561)]