320556890

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{1459}}^1$

素因数の和:1766

約数の個数: 32

約数和(自身を含む): 585308160

約数和(自身を除く): 264751270

約数列:

[1, 2, 5, 10, 127, 173, 254, 346, 635, 865, 1270, 1459, 1730, 2918, 7295, 14590, 21971, 43942, 109855, 185293, 219710, 252407, 370586, 504814, 926465, 1262035, 1852930, 2524070, 32055689, 64111378, 160278445, 320556890]

約数ペア:

[(1, 320556890), (2, 160278445), (5, 64111378), (10, 32055689), (127, 2524070), (173, 1852930), (254, 1262035), (346, 926465), (635, 504814), (865, 370586), (1270, 252407), (1459, 219710), (1730, 185293), (2918, 109855), (7295, 43942), (14590, 21971)]