19003840720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{33757}}^1$

素因数の和:34028

約数の個数: 80

約数和(自身を含む): 45811496448

約数和(自身を除く): 26807655728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 227, 248, 310, 454, 496, 620, 908, 1135, 1240, 1816, 2270, 2480, 3632, 4540, 7037, 9080, 14074, 18160, 28148, 33757, 35185, 56296, 67514, 70370, 112592, 135028, 140740, 168785, 270056, 281480, 337570, 540112, 562960, 675140, 1046467, 1350280, 2092934, 2700560, 4185868, 5232335, 7662839, 8371736, 10464670, 15325678, 16743472, 20929340, 30651356, 38314195, 41858680, 61302712, 76628390, 83717360, 122605424, 153256780, 237548009, 306513560, 475096018, 613027120, 950192036, 1187740045, 1900384072, 2375480090, 3800768144, 4750960180, 9501920360, 19003840720]

約数ペア:

[(1, 19003840720), (2, 9501920360), (4, 4750960180), (5, 3800768144), (8, 2375480090), (10, 1900384072), (16, 1187740045), (20, 950192036), (31, 613027120), (40, 475096018), (62, 306513560), (80, 237548009), (124, 153256780), (155, 122605424), (227, 83717360), (248, 76628390), (310, 61302712), (454, 41858680), (496, 38314195), (620, 30651356), (908, 20929340), (1135, 16743472), (1240, 15325678), (1816, 10464670), (2270, 8371736), (2480, 7662839), (3632, 5232335), (4540, 4185868), (7037, 2700560), (9080, 2092934), (14074, 1350280), (18160, 1046467), (28148, 675140), (33757, 562960), (35185, 540112), (56296, 337570), (67514, 281480), (70370, 270056), (112592, 168785), (135028, 140740)]