8972220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{653}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 25270560

約数和(自身を除く): 16298340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 229, 458, 653, 687, 916, 1145, 1306, 1374, 1959, 2290, 2612, 2748, 3265, 3435, 3918, 4580, 6530, 6870, 7836, 9795, 13060, 13740, 19590, 39180, 149537, 299074, 448611, 598148, 747685, 897222, 1495370, 1794444, 2243055, 2990740, 4486110, 8972220]

約数ペア:

[(1, 8972220), (2, 4486110), (3, 2990740), (4, 2243055), (5, 1794444), (6, 1495370), (10, 897222), (12, 747685), (15, 598148), (20, 448611), (30, 299074), (60, 149537), (229, 39180), (458, 19590), (653, 13740), (687, 13060), (916, 9795), (1145, 7836), (1306, 6870), (1374, 6530), (1959, 4580), (2290, 3918), (2612, 3435), (2748, 3265)]