278370580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{2833}}^1$

素因数の和:2893

約数の個数: 48

約数和(自身を含む): 621326160

約数和(自身を除く): 342955580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2833, 2890, 4913, 5666, 5780, 9826, 11332, 14165, 19652, 24565, 28330, 48161, 49130, 56660, 96322, 98260, 192644, 240805, 481610, 818737, 963220, 1637474, 3274948, 4093685, 8187370, 13918529, 16374740, 27837058, 55674116, 69592645, 139185290, 278370580]

約数ペア:

[(1, 278370580), (2, 139185290), (4, 69592645), (5, 55674116), (10, 27837058), (17, 16374740), (20, 13918529), (34, 8187370), (68, 4093685), (85, 3274948), (170, 1637474), (289, 963220), (340, 818737), (578, 481610), (1156, 240805), (1445, 192644), (2833, 98260), (2890, 96322), (4913, 56660), (5666, 49130), (5780, 48161), (9826, 28330), (11332, 24565), (14165, 19652)]