15147220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2272

約数の個数: 48

約数和(自身を含む): 35836416

約数和(自身を除く): 20689196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 2221, 3410, 4442, 6820, 8884, 11105, 22210, 24431, 44420, 48862, 68851, 97724, 122155, 137702, 244310, 275404, 344255, 488620, 688510, 757361, 1377020, 1514722, 3029444, 3786805, 7573610, 15147220]

約数ペア:

[(1, 15147220), (2, 7573610), (4, 3786805), (5, 3029444), (10, 1514722), (11, 1377020), (20, 757361), (22, 688510), (31, 488620), (44, 344255), (55, 275404), (62, 244310), (110, 137702), (124, 122155), (155, 97724), (220, 68851), (310, 48862), (341, 44420), (620, 24431), (682, 22210), (1364, 11105), (1705, 8884), (2221, 6820), (3410, 4442)]