8531268660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2494523}}^1$

素因数の和:2494557

約数の個数: 72

約数和(自身を含む): 27240202080

約数和(自身を除く): 18708933420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 2494523, 4989046, 7483569, 9978092, 12472615, 14967138, 22450707, 24945230, 29934276, 37417845, 44901414, 47395937, 49890460, 74835690, 89802828, 94791874, 112253535, 142187811, 149671380, 189583748, 224507070, 236979685, 284375622, 426563433, 449014140, 473959370, 568751244, 710939055, 853126866, 947918740, 1421878110, 1706253732, 2132817165, 2843756220, 4265634330, 8531268660]

約数ペア:

[(1, 8531268660), (2, 4265634330), (3, 2843756220), (4, 2132817165), (5, 1706253732), (6, 1421878110), (9, 947918740), (10, 853126866), (12, 710939055), (15, 568751244), (18, 473959370), (19, 449014140), (20, 426563433), (30, 284375622), (36, 236979685), (38, 224507070), (45, 189583748), (57, 149671380), (60, 142187811), (76, 112253535), (90, 94791874), (95, 89802828), (114, 74835690), (171, 49890460), (180, 47395937), (190, 44901414), (228, 37417845), (285, 29934276), (342, 24945230), (380, 22450707), (570, 14967138), (684, 12472615), (855, 9978092), (1140, 7483569), (1710, 4989046), (3420, 2494523)]