8020208

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{709}}^1$

素因数の和:825

約数の個数: 40

約数和(自身を含む): 17960160

約数和(自身を除く): 9939952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 709, 808, 1414, 1418, 1616, 2828, 2836, 4963, 5656, 5672, 9926, 11312, 11344, 19852, 39704, 71609, 79408, 143218, 286436, 501263, 572872, 1002526, 1145744, 2005052, 4010104, 8020208]

約数ペア:

[(1, 8020208), (2, 4010104), (4, 2005052), (7, 1145744), (8, 1002526), (14, 572872), (16, 501263), (28, 286436), (56, 143218), (101, 79408), (112, 71609), (202, 39704), (404, 19852), (707, 11344), (709, 11312), (808, 9926), (1414, 5672), (1418, 5656), (1616, 4963), (2828, 2836)]