40907440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4297}}^1$

素因数の和:4334

約数の個数: 80

約数和(自身を含む): 115117632

約数和(自身を除く): 74210192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4297, 4760, 8594, 9520, 17188, 21485, 30079, 34376, 42970, 60158, 68752, 73049, 85940, 120316, 146098, 150395, 171880, 240632, 292196, 300790, 343760, 365245, 481264, 511343, 584392, 601580, 730490, 1022686, 1168784, 1203160, 1460980, 2045372, 2406320, 2556715, 2921960, 4090744, 5113430, 5843920, 8181488, 10226860, 20453720, 40907440]

約数ペア:

[(1, 40907440), (2, 20453720), (4, 10226860), (5, 8181488), (7, 5843920), (8, 5113430), (10, 4090744), (14, 2921960), (16, 2556715), (17, 2406320), (20, 2045372), (28, 1460980), (34, 1203160), (35, 1168784), (40, 1022686), (56, 730490), (68, 601580), (70, 584392), (80, 511343), (85, 481264), (112, 365245), (119, 343760), (136, 300790), (140, 292196), (170, 240632), (238, 171880), (272, 150395), (280, 146098), (340, 120316), (476, 85940), (560, 73049), (595, 68752), (680, 60158), (952, 42970), (1190, 34376), (1360, 30079), (1904, 21485), (2380, 17188), (4297, 9520), (4760, 8594)]