74260840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{45281}}^1$

素因数の和:45333

約数の個数: 32

約数和(自身を含む): 171165960

約数和(自身を除く): 96905120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 45281, 90562, 181124, 226405, 362248, 452810, 905620, 1811240, 1856521, 3713042, 7426084, 9282605, 14852168, 18565210, 37130420, 74260840]

約数ペア:

[(1, 74260840), (2, 37130420), (4, 18565210), (5, 14852168), (8, 9282605), (10, 7426084), (20, 3713042), (40, 1856521), (41, 1811240), (82, 905620), (164, 452810), (205, 362248), (328, 226405), (410, 181124), (820, 90562), (1640, 45281)]