7966180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 17519040

約数和(自身を除く): 9552860

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 118, 157, 172, 215, 236, 295, 314, 430, 590, 628, 785, 860, 1180, 1570, 2537, 3140, 5074, 6751, 9263, 10148, 12685, 13502, 18526, 25370, 27004, 33755, 37052, 46315, 50740, 67510, 92630, 135020, 185260, 398309, 796618, 1593236, 1991545, 3983090, 7966180]

約数ペア:

[(1, 7966180), (2, 3983090), (4, 1991545), (5, 1593236), (10, 796618), (20, 398309), (43, 185260), (59, 135020), (86, 92630), (118, 67510), (157, 50740), (172, 46315), (215, 37052), (236, 33755), (295, 27004), (314, 25370), (430, 18526), (590, 13502), (628, 12685), (785, 10148), (860, 9263), (1180, 6751), (1570, 5074), (2537, 3140)]