19376220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6871}}^1$

素因数の和:6930

約数の個数: 48

約数和(自身を含む): 55415808

約数和(自身を除く): 36039588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 6871, 13742, 20613, 27484, 34355, 41226, 68710, 82452, 103065, 137420, 206130, 322937, 412260, 645874, 968811, 1291748, 1614685, 1937622, 3229370, 3875244, 4844055, 6458740, 9688110, 19376220]

約数ペア:

[(1, 19376220), (2, 9688110), (3, 6458740), (4, 4844055), (5, 3875244), (6, 3229370), (10, 1937622), (12, 1614685), (15, 1291748), (20, 968811), (30, 645874), (47, 412260), (60, 322937), (94, 206130), (141, 137420), (188, 103065), (235, 82452), (282, 68710), (470, 41226), (564, 34355), (705, 27484), (940, 20613), (1410, 13742), (2820, 6871)]