203421820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{33791}}^1$

素因数の和:33850

約数の個数: 48

約数和(自身を含む): 499580928

約数和(自身を除く): 296159108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 33791, 67582, 135164, 168955, 236537, 337910, 473074, 675820, 946148, 1182685, 1453013, 2365370, 2906026, 4730740, 5812052, 7265065, 10171091, 14530130, 20342182, 29060260, 40684364, 50855455, 101710910, 203421820]

約数ペア:

[(1, 203421820), (2, 101710910), (4, 50855455), (5, 40684364), (7, 29060260), (10, 20342182), (14, 14530130), (20, 10171091), (28, 7265065), (35, 5812052), (43, 4730740), (70, 2906026), (86, 2365370), (140, 1453013), (172, 1182685), (215, 946148), (301, 675820), (430, 473074), (602, 337910), (860, 236537), (1204, 168955), (1505, 135164), (3010, 67582), (6020, 33791)]