2016808990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{44531}}^1$

素因数の和:45192

約数の個数: 32

約数和(自身を含む): 4155369984

約数和(自身を除く): 2138560994

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 647, 1294, 3235, 4529, 6470, 9058, 22645, 44531, 45290, 89062, 222655, 311717, 445310, 623434, 1558585, 3117170, 28811557, 57623114, 144057785, 201680899, 288115570, 403361798, 1008404495, 2016808990]

約数ペア:

[(1, 2016808990), (2, 1008404495), (5, 403361798), (7, 288115570), (10, 201680899), (14, 144057785), (35, 57623114), (70, 28811557), (647, 3117170), (1294, 1558585), (3235, 623434), (4529, 445310), (6470, 311717), (9058, 222655), (22645, 89062), (44531, 45290)]