3216920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11489}}^1$

素因数の和:11507

約数の個数: 32

約数和(自身を含む): 8272800

約数和(自身を除く): 5055880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 11489, 22978, 45956, 57445, 80423, 91912, 114890, 160846, 229780, 321692, 402115, 459560, 643384, 804230, 1608460, 3216920]

約数ペア:

[(1, 3216920), (2, 1608460), (4, 804230), (5, 643384), (7, 459560), (8, 402115), (10, 321692), (14, 229780), (20, 160846), (28, 114890), (35, 91912), (40, 80423), (56, 57445), (70, 45956), (140, 22978), (280, 11489)]