19934640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{839}}^1$

素因数の和:872

約数の個数: 160

約数和(自身を含む): 74995200

約数和(自身を除く): 55060560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 330, 360, 396, 432, 440, 495, 528, 540, 594, 660, 720, 792, 839, 880, 990, 1080, 1188, 1320, 1485, 1584, 1678, 1980, 2160, 2376, 2517, 2640, 2970, 3356, 3960, 4195, 4752, 5034, 5940, 6712, 7551, 7920, 8390, 9229, 10068, 11880, 12585, 13424, 15102, 16780, 18458, 20136, 22653, 23760, 25170, 27687, 30204, 33560, 36916, 37755, 40272, 45306, 46145, 50340, 55374, 60408, 67120, 73832, 75510, 83061, 90612, 92290, 100680, 110748, 113265, 120816, 138435, 147664, 151020, 166122, 181224, 184580, 201360, 221496, 226530, 249183, 276870, 302040, 332244, 362448, 369160, 415305, 442992, 453060, 498366, 553740, 604080, 664488, 738320, 830610, 906120, 996732, 1107480, 1245915, 1328976, 1661220, 1812240, 1993464, 2214960, 2491830, 3322440, 3986928, 4983660, 6644880, 9967320, 19934640]

約数ペア:

[(1, 19934640), (2, 9967320), (3, 6644880), (4, 4983660), (5, 3986928), (6, 3322440), (8, 2491830), (9, 2214960), (10, 1993464), (11, 1812240), (12, 1661220), (15, 1328976), (16, 1245915), (18, 1107480), (20, 996732), (22, 906120), (24, 830610), (27, 738320), (30, 664488), (33, 604080), (36, 553740), (40, 498366), (44, 453060), (45, 442992), (48, 415305), (54, 369160), (55, 362448), (60, 332244), (66, 302040), (72, 276870), (80, 249183), (88, 226530), (90, 221496), (99, 201360), (108, 184580), (110, 181224), (120, 166122), (132, 151020), (135, 147664), (144, 138435), (165, 120816), (176, 113265), (180, 110748), (198, 100680), (216, 92290), (220, 90612), (240, 83061), (264, 75510), (270, 73832), (297, 67120), (330, 60408), (360, 55374), (396, 50340), (432, 46145), (440, 45306), (495, 40272), (528, 37755), (540, 36916), (594, 33560), (660, 30204), (720, 27687), (792, 25170), (839, 23760), (880, 22653), (990, 20136), (1080, 18458), (1188, 16780), (1320, 15102), (1485, 13424), (1584, 12585), (1678, 11880), (1980, 10068), (2160, 9229), (2376, 8390), (2517, 7920), (2640, 7551), (2970, 6712), (3356, 5940), (3960, 5034), (4195, 4752)]