16952440

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3049}}^1$

素因数の和:3199

約数の個数: 32

約数和(自身を含む): 38430000

約数和(自身を除く): 21477560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 3049, 5560, 6098, 12196, 15245, 24392, 30490, 60980, 121960, 423811, 847622, 1695244, 2119055, 3390488, 4238110, 8476220, 16952440]

約数ペア:

[(1, 16952440), (2, 8476220), (4, 4238110), (5, 3390488), (8, 2119055), (10, 1695244), (20, 847622), (40, 423811), (139, 121960), (278, 60980), (556, 30490), (695, 24392), (1112, 15245), (1390, 12196), (2780, 6098), (3049, 5560)]