16618240

素因数分解:

$2^8\times 5^1\times {\mathrm{12983}}^1$

素因数の和:13004

約数の個数: 36

約数和(自身を含む): 39808944

約数和(自身を除く): 23190704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 12983, 25966, 51932, 64915, 103864, 129830, 207728, 259660, 415456, 519320, 830912, 1038640, 1661824, 2077280, 3323648, 4154560, 8309120, 16618240]

約数ペア:

[(1, 16618240), (2, 8309120), (4, 4154560), (5, 3323648), (8, 2077280), (10, 1661824), (16, 1038640), (20, 830912), (32, 519320), (40, 415456), (64, 259660), (80, 207728), (128, 129830), (160, 103864), (256, 64915), (320, 51932), (640, 25966), (1280, 12983)]