7981620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{971}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 22534848

約数和(自身を除く): 14553228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 137, 274, 411, 548, 685, 822, 971, 1370, 1644, 1942, 2055, 2740, 2913, 3884, 4110, 4855, 5826, 8220, 9710, 11652, 14565, 19420, 29130, 58260, 133027, 266054, 399081, 532108, 665135, 798162, 1330270, 1596324, 1995405, 2660540, 3990810, 7981620]

約数ペア:

[(1, 7981620), (2, 3990810), (3, 2660540), (4, 1995405), (5, 1596324), (6, 1330270), (10, 798162), (12, 665135), (15, 532108), (20, 399081), (30, 266054), (60, 133027), (137, 58260), (274, 29130), (411, 19420), (548, 14565), (685, 11652), (822, 9710), (971, 8220), (1370, 5826), (1644, 4855), (1942, 4110), (2055, 3884), (2740, 2913)]