236400020

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{2251}}^1$

素因数の和:2408

約数の個数: 48

約数和(自身を含む): 510753600

約数和(自身を除く): 274353580

約数列:

[1, 2, 4, 5, 10, 20, 59, 89, 118, 178, 236, 295, 356, 445, 590, 890, 1180, 1780, 2251, 4502, 5251, 9004, 10502, 11255, 21004, 22510, 26255, 45020, 52510, 105020, 132809, 200339, 265618, 400678, 531236, 664045, 801356, 1001695, 1328090, 2003390, 2656180, 4006780, 11820001, 23640002, 47280004, 59100005, 118200010, 236400020]

約数ペア:

[(1, 236400020), (2, 118200010), (4, 59100005), (5, 47280004), (10, 23640002), (20, 11820001), (59, 4006780), (89, 2656180), (118, 2003390), (178, 1328090), (236, 1001695), (295, 801356), (356, 664045), (445, 531236), (590, 400678), (890, 265618), (1180, 200339), (1780, 132809), (2251, 105020), (4502, 52510), (5251, 45020), (9004, 26255), (10502, 22510), (11255, 21004)]