51988460

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{29207}}^1$

素因数の和:29305

約数の個数: 24

約数和(自身を含む): 110406240

約数和(自身を除く): 58417780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 29207, 58414, 116828, 146035, 292070, 584140, 2599423, 5198846, 10397692, 12997115, 25994230, 51988460]

約数ペア:

[(1, 51988460), (2, 25994230), (4, 12997115), (5, 10397692), (10, 5198846), (20, 2599423), (89, 584140), (178, 292070), (356, 146035), (445, 116828), (890, 58414), (1780, 29207)]