20193743760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4949447}}^1$

素因数の和:4949480

約数の個数: 80

約数和(自身を含む): 66283007616

約数和(自身を除く): 46089263856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 4949447, 9898894, 14848341, 19797788, 24747235, 29696682, 39595576, 49494470, 59393364, 74241705, 79191152, 84140599, 98988940, 118786728, 148483410, 168281198, 197977880, 237573456, 252421797, 296966820, 336562396, 395955760, 420702995, 504843594, 593933640, 673124792, 841405990, 1009687188, 1187867280, 1262108985, 1346249584, 1682811980, 2019374376, 2524217970, 3365623960, 4038748752, 5048435940, 6731247920, 10096871880, 20193743760]

約数ペア:

[(1, 20193743760), (2, 10096871880), (3, 6731247920), (4, 5048435940), (5, 4038748752), (6, 3365623960), (8, 2524217970), (10, 2019374376), (12, 1682811980), (15, 1346249584), (16, 1262108985), (17, 1187867280), (20, 1009687188), (24, 841405990), (30, 673124792), (34, 593933640), (40, 504843594), (48, 420702995), (51, 395955760), (60, 336562396), (68, 296966820), (80, 252421797), (85, 237573456), (102, 197977880), (120, 168281198), (136, 148483410), (170, 118786728), (204, 98988940), (240, 84140599), (255, 79191152), (272, 74241705), (340, 59393364), (408, 49494470), (510, 39595576), (680, 29696682), (816, 24747235), (1020, 19797788), (1360, 14848341), (2040, 9898894), (4080, 4949447)]