136604840

素因数分解:

$2^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{4211}}^1$

素因数の和:5033

約数の個数: 32

約数和(自身を含む): 307812960

約数和(自身を除く): 171208120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 811, 1622, 3244, 4055, 4211, 6488, 8110, 8422, 16220, 16844, 21055, 32440, 33688, 42110, 84220, 168440, 3415121, 6830242, 13660484, 17075605, 27320968, 34151210, 68302420, 136604840]

約数ペア:

[(1, 136604840), (2, 68302420), (4, 34151210), (5, 27320968), (8, 17075605), (10, 13660484), (20, 6830242), (40, 3415121), (811, 168440), (1622, 84220), (3244, 42110), (4055, 33688), (4211, 32440), (6488, 21055), (8110, 16844), (8422, 16220)]