7029922420

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{701}}^1\times {\mathrm{1289}}^1$

素因数の和:2388

約数の個数: 48

約数和(自身を含む): 14833400400

約数和(自身を除く): 7803477980

約数列:

[1, 2, 4, 5, 10, 20, 389, 701, 778, 1289, 1402, 1556, 1945, 2578, 2804, 3505, 3890, 5156, 6445, 7010, 7780, 12890, 14020, 25780, 272689, 501421, 545378, 903589, 1002842, 1090756, 1363445, 1807178, 2005684, 2507105, 2726890, 3614356, 4517945, 5014210, 5453780, 9035890, 10028420, 18071780, 351496121, 702992242, 1405984484, 1757480605, 3514961210, 7029922420]

約数ペア:

[(1, 7029922420), (2, 3514961210), (4, 1757480605), (5, 1405984484), (10, 702992242), (20, 351496121), (389, 18071780), (701, 10028420), (778, 9035890), (1289, 5453780), (1402, 5014210), (1556, 4517945), (1945, 3614356), (2578, 2726890), (2804, 2507105), (3505, 2005684), (3890, 1807178), (5156, 1363445), (6445, 1090756), (7010, 1002842), (7780, 903589), (12890, 545378), (14020, 501421), (25780, 272689)]