42949240

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{10631}}^1$

素因数の和:10743

約数の個数: 32

約数和(自身を含む): 97601760

約数和(自身を除く): 54652520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 10631, 21262, 42524, 53155, 85048, 106310, 212620, 425240, 1073731, 2147462, 4294924, 5368655, 8589848, 10737310, 21474620, 42949240]

約数ペア:

[(1, 42949240), (2, 21474620), (4, 10737310), (5, 8589848), (8, 5368655), (10, 4294924), (20, 2147462), (40, 1073731), (101, 425240), (202, 212620), (404, 106310), (505, 85048), (808, 53155), (1010, 42524), (2020, 21262), (4040, 10631)]