171478520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{41621}}^1$

素因数の和:41735

約数の個数: 32

約数和(自身を含む): 389581920

約数和(自身を除く): 218103400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 41621, 83242, 166484, 208105, 332968, 416210, 832420, 1664840, 4286963, 8573926, 17147852, 21434815, 34295704, 42869630, 85739260, 171478520]

約数ペア:

[(1, 171478520), (2, 85739260), (4, 42869630), (5, 34295704), (8, 21434815), (10, 17147852), (20, 8573926), (40, 4286963), (103, 1664840), (206, 832420), (412, 416210), (515, 332968), (824, 208105), (1030, 166484), (2060, 83242), (4120, 41621)]