8708482820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1949}}^1\times {\mathrm{5449}}^1$

素因数の和:7448

約数の個数: 48

約数和(自身を含む): 18746910000

約数和(自身を除く): 10038427180

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1949, 3898, 5449, 7796, 9745, 10898, 19490, 21796, 27245, 38980, 54490, 79909, 108980, 159818, 223409, 319636, 399545, 446818, 799090, 893636, 1117045, 1598180, 2234090, 4468180, 10620101, 21240202, 42480404, 53100505, 106201010, 212402020, 435424141, 870848282, 1741696564, 2177120705, 4354241410, 8708482820]

約数ペア:

[(1, 8708482820), (2, 4354241410), (4, 2177120705), (5, 1741696564), (10, 870848282), (20, 435424141), (41, 212402020), (82, 106201010), (164, 53100505), (205, 42480404), (410, 21240202), (820, 10620101), (1949, 4468180), (3898, 2234090), (5449, 1598180), (7796, 1117045), (9745, 893636), (10898, 799090), (19490, 446818), (21796, 399545), (27245, 319636), (38980, 223409), (54490, 159818), (79909, 108980)]