3997720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5879}}^1$

素因数の和:5907

約数の個数: 32

約数和(自身を含む): 9525600

約数和(自身を除く): 5527880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 5879, 11758, 23516, 29395, 47032, 58790, 99943, 117580, 199886, 235160, 399772, 499715, 799544, 999430, 1998860, 3997720]

約数ペア:

[(1, 3997720), (2, 1998860), (4, 999430), (5, 799544), (8, 499715), (10, 399772), (17, 235160), (20, 199886), (34, 117580), (40, 99943), (68, 58790), (85, 47032), (136, 29395), (170, 23516), (340, 11758), (680, 5879)]