74345680

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2389}}^1$

素因数の和:2791

約数の個数: 40

約数和(自身を含む): 173370600

約数和(自身を除く): 99024920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1945, 2389, 3112, 3890, 4778, 6224, 7780, 9556, 11945, 15560, 19112, 23890, 31120, 38224, 47780, 95560, 191120, 929321, 1858642, 3717284, 4646605, 7434568, 9293210, 14869136, 18586420, 37172840, 74345680]

約数ペア:

[(1, 74345680), (2, 37172840), (4, 18586420), (5, 14869136), (8, 9293210), (10, 7434568), (16, 4646605), (20, 3717284), (40, 1858642), (80, 929321), (389, 191120), (778, 95560), (1556, 47780), (1945, 38224), (2389, 31120), (3112, 23890), (3890, 19112), (4778, 15560), (6224, 11945), (7780, 9556)]