940440080

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1\times {\mathrm{613}}^1$

素因数の和:904

約数の個数: 80

約数和(自身を含む): 2221953024

約数和(自身を除く): 1281512944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 151, 254, 302, 508, 604, 613, 635, 755, 1016, 1208, 1226, 1270, 1510, 2032, 2416, 2452, 2540, 3020, 3065, 4904, 5080, 6040, 6130, 9808, 10160, 12080, 12260, 19177, 24520, 38354, 49040, 76708, 77851, 92563, 95885, 153416, 155702, 185126, 191770, 306832, 311404, 370252, 383540, 389255, 462815, 622808, 740504, 767080, 778510, 925630, 1245616, 1481008, 1534160, 1557020, 1851260, 3114040, 3702520, 6228080, 7405040, 11755501, 23511002, 47022004, 58777505, 94044008, 117555010, 188088016, 235110020, 470220040, 940440080]

約数ペア:

[(1, 940440080), (2, 470220040), (4, 235110020), (5, 188088016), (8, 117555010), (10, 94044008), (16, 58777505), (20, 47022004), (40, 23511002), (80, 11755501), (127, 7405040), (151, 6228080), (254, 3702520), (302, 3114040), (508, 1851260), (604, 1557020), (613, 1534160), (635, 1481008), (755, 1245616), (1016, 925630), (1208, 778510), (1226, 767080), (1270, 740504), (1510, 622808), (2032, 462815), (2416, 389255), (2452, 383540), (2540, 370252), (3020, 311404), (3065, 306832), (4904, 191770), (5080, 185126), (6040, 155702), (6130, 153416), (9808, 95885), (10160, 92563), (12080, 77851), (12260, 76708), (19177, 49040), (24520, 38354)]