4515860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 9979200

約数和(自身を除く): 5463340

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 89, 118, 172, 178, 215, 236, 295, 356, 430, 445, 590, 860, 890, 1180, 1780, 2537, 3827, 5074, 5251, 7654, 10148, 10502, 12685, 15308, 19135, 21004, 25370, 26255, 38270, 50740, 52510, 76540, 105020, 225793, 451586, 903172, 1128965, 2257930, 4515860]

約数ペア:

[(1, 4515860), (2, 2257930), (4, 1128965), (5, 903172), (10, 451586), (20, 225793), (43, 105020), (59, 76540), (86, 52510), (89, 50740), (118, 38270), (172, 26255), (178, 25370), (215, 21004), (236, 19135), (295, 15308), (356, 12685), (430, 10502), (445, 10148), (590, 7654), (860, 5251), (890, 5074), (1180, 3827), (1780, 2537)]