189208040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{675743}}^1$

素因数の和:675761

約数の個数: 32

約数和(自身を含む): 486535680

約数和(自身を除く): 297327640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 675743, 1351486, 2702972, 3378715, 4730201, 5405944, 6757430, 9460402, 13514860, 18920804, 23651005, 27029720, 37841608, 47302010, 94604020, 189208040]

約数ペア:

[(1, 189208040), (2, 94604020), (4, 47302010), (5, 37841608), (7, 27029720), (8, 23651005), (10, 18920804), (14, 13514860), (20, 9460402), (28, 6757430), (35, 5405944), (40, 4730201), (56, 3378715), (70, 2702972), (140, 1351486), (280, 675743)]