16168280

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{653}}^1$

素因数の和:1283

約数の個数: 32

約数和(自身を含む): 36493200

約数和(自身を除く): 20324920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 653, 1238, 1306, 2476, 2612, 3095, 3265, 4952, 5224, 6190, 6530, 12380, 13060, 24760, 26120, 404207, 808414, 1616828, 2021035, 3233656, 4042070, 8084140, 16168280]

約数ペア:

[(1, 16168280), (2, 8084140), (4, 4042070), (5, 3233656), (8, 2021035), (10, 1616828), (20, 808414), (40, 404207), (619, 26120), (653, 24760), (1238, 13060), (1306, 12380), (2476, 6530), (2612, 6190), (3095, 5224), (3265, 4952)]