26858240

素因数分解:

$2^8\times 5^1\times {\mathrm{20983}}^1$

素因数の和:21004

約数の個数: 36

約数和(自身を含む): 64336944

約数和(自身を除く): 37478704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 20983, 41966, 83932, 104915, 167864, 209830, 335728, 419660, 671456, 839320, 1342912, 1678640, 2685824, 3357280, 5371648, 6714560, 13429120, 26858240]

約数ペア:

[(1, 26858240), (2, 13429120), (4, 6714560), (5, 5371648), (8, 3357280), (10, 2685824), (16, 1678640), (20, 1342912), (32, 839320), (40, 671456), (64, 419660), (80, 335728), (128, 209830), (160, 167864), (256, 104915), (320, 83932), (640, 41966), (1280, 20983)]