2081569240

素因数分解:

$2^3\times 5^1\times {\mathrm{9157}}^1\times {\mathrm{5683}}^1$

素因数の和:14851

約数の個数: 32

約数和(自身を含む): 4684866480

約数和(自身を除く): 2603297240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5683, 9157, 11366, 18314, 22732, 28415, 36628, 45464, 45785, 56830, 73256, 91570, 113660, 183140, 227320, 366280, 52039231, 104078462, 208156924, 260196155, 416313848, 520392310, 1040784620, 2081569240]

約数ペア:

[(1, 2081569240), (2, 1040784620), (4, 520392310), (5, 416313848), (8, 260196155), (10, 208156924), (20, 104078462), (40, 52039231), (5683, 366280), (9157, 227320), (11366, 183140), (18314, 113660), (22732, 91570), (28415, 73256), (36628, 56830), (45464, 45785)]