12466780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 28498176

約数和(自身を除く): 16031396

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 991, 1258, 1982, 2516, 3145, 3964, 4955, 6290, 9910, 12580, 16847, 19820, 33694, 36667, 67388, 73334, 84235, 146668, 168470, 183335, 336940, 366670, 623339, 733340, 1246678, 2493356, 3116695, 6233390, 12466780]

約数ペア:

[(1, 12466780), (2, 6233390), (4, 3116695), (5, 2493356), (10, 1246678), (17, 733340), (20, 623339), (34, 366670), (37, 336940), (68, 183335), (74, 168470), (85, 146668), (148, 84235), (170, 73334), (185, 67388), (340, 36667), (370, 33694), (629, 19820), (740, 16847), (991, 12580), (1258, 9910), (1982, 6290), (2516, 4955), (3145, 3964)]