19750080

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{2939}}^1$

素因数の和:2966

約数の個数: 112

約数和(自身を含む): 71688960

約数和(自身を除く): 51938880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 2939, 3360, 5878, 6720, 8817, 11756, 14695, 17634, 20573, 23512, 29390, 35268, 41146, 44085, 47024, 58780, 61719, 70536, 82292, 88170, 94048, 102865, 117560, 123438, 141072, 164584, 176340, 188096, 205730, 235120, 246876, 282144, 308595, 329168, 352680, 411460, 470240, 493752, 564288, 617190, 658336, 705360, 822920, 940480, 987504, 1234380, 1316672, 1410720, 1645840, 1975008, 2468760, 2821440, 3291680, 3950016, 4937520, 6583360, 9875040, 19750080]

約数ペア:

[(1, 19750080), (2, 9875040), (3, 6583360), (4, 4937520), (5, 3950016), (6, 3291680), (7, 2821440), (8, 2468760), (10, 1975008), (12, 1645840), (14, 1410720), (15, 1316672), (16, 1234380), (20, 987504), (21, 940480), (24, 822920), (28, 705360), (30, 658336), (32, 617190), (35, 564288), (40, 493752), (42, 470240), (48, 411460), (56, 352680), (60, 329168), (64, 308595), (70, 282144), (80, 246876), (84, 235120), (96, 205730), (105, 188096), (112, 176340), (120, 164584), (140, 141072), (160, 123438), (168, 117560), (192, 102865), (210, 94048), (224, 88170), (240, 82292), (280, 70536), (320, 61719), (336, 58780), (420, 47024), (448, 44085), (480, 41146), (560, 35268), (672, 29390), (840, 23512), (960, 20573), (1120, 17634), (1344, 14695), (1680, 11756), (2240, 8817), (2939, 6720), (3360, 5878)]