19825080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:701

約数の個数: 128

約数和(自身を含む): 67806720

約数和(自身を除く): 47981640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 552, 653, 660, 690, 759, 920, 1012, 1265, 1306, 1320, 1380, 1518, 1959, 2024, 2530, 2612, 2760, 3036, 3265, 3795, 3918, 5060, 5224, 6072, 6530, 7183, 7590, 7836, 9795, 10120, 13060, 14366, 15019, 15180, 15672, 19590, 21549, 26120, 28732, 30038, 30360, 35915, 39180, 43098, 45057, 57464, 60076, 71830, 75095, 78360, 86196, 90114, 107745, 120152, 143660, 150190, 165209, 172392, 180228, 215490, 225285, 287320, 300380, 330418, 360456, 430980, 450570, 495627, 600760, 660836, 826045, 861960, 901140, 991254, 1321672, 1652090, 1802280, 1982508, 2478135, 3304180, 3965016, 4956270, 6608360, 9912540, 19825080]

約数ペア:

[(1, 19825080), (2, 9912540), (3, 6608360), (4, 4956270), (5, 3965016), (6, 3304180), (8, 2478135), (10, 1982508), (11, 1802280), (12, 1652090), (15, 1321672), (20, 991254), (22, 901140), (23, 861960), (24, 826045), (30, 660836), (33, 600760), (40, 495627), (44, 450570), (46, 430980), (55, 360456), (60, 330418), (66, 300380), (69, 287320), (88, 225285), (92, 215490), (110, 180228), (115, 172392), (120, 165209), (132, 150190), (138, 143660), (165, 120152), (184, 107745), (220, 90114), (230, 86196), (253, 78360), (264, 75095), (276, 71830), (330, 60076), (345, 57464), (440, 45057), (460, 43098), (506, 39180), (552, 35915), (653, 30360), (660, 30038), (690, 28732), (759, 26120), (920, 21549), (1012, 19590), (1265, 15672), (1306, 15180), (1320, 15019), (1380, 14366), (1518, 13060), (1959, 10120), (2024, 9795), (2530, 7836), (2612, 7590), (2760, 7183), (3036, 6530), (3265, 6072), (3795, 5224), (3918, 5060)]