19814040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2393}}^1$

素因数の和:2433

約数の個数: 96

約数和(自身を含む): 67223520

約数和(自身を除く): 47409480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 180, 184, 207, 230, 276, 345, 360, 414, 460, 552, 690, 828, 920, 1035, 1380, 1656, 2070, 2393, 2760, 4140, 4786, 7179, 8280, 9572, 11965, 14358, 19144, 21537, 23930, 28716, 35895, 43074, 47860, 55039, 57432, 71790, 86148, 95720, 107685, 110078, 143580, 165117, 172296, 215370, 220156, 275195, 287160, 330234, 430740, 440312, 495351, 550390, 660468, 825585, 861480, 990702, 1100780, 1320936, 1651170, 1981404, 2201560, 2476755, 3302340, 3962808, 4953510, 6604680, 9907020, 19814040]

約数ペア:

[(1, 19814040), (2, 9907020), (3, 6604680), (4, 4953510), (5, 3962808), (6, 3302340), (8, 2476755), (9, 2201560), (10, 1981404), (12, 1651170), (15, 1320936), (18, 1100780), (20, 990702), (23, 861480), (24, 825585), (30, 660468), (36, 550390), (40, 495351), (45, 440312), (46, 430740), (60, 330234), (69, 287160), (72, 275195), (90, 220156), (92, 215370), (115, 172296), (120, 165117), (138, 143580), (180, 110078), (184, 107685), (207, 95720), (230, 86148), (276, 71790), (345, 57432), (360, 55039), (414, 47860), (460, 43074), (552, 35895), (690, 28716), (828, 23930), (920, 21537), (1035, 19144), (1380, 14358), (1656, 11965), (2070, 9572), (2393, 8280), (2760, 7179), (4140, 4786)]