18525717760

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1315747}}^1$

素因数の和:1315779

約数の個数: 72

約数和(自身を含む): 48409000416

約数和(自身を除く): 29883282656

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 7040, 14080, 1315747, 2631494, 5262988, 6578735, 10525976, 13157470, 14473217, 21051952, 26314940, 28946434, 42103904, 52629880, 57892868, 72366085, 84207808, 105259760, 115785736, 144732170, 168415616, 210519520, 231571472, 289464340, 336831232, 421039040, 463142944, 578928680, 842078080, 926285888, 1157857360, 1684156160, 1852571776, 2315714720, 3705143552, 4631429440, 9262858880, 18525717760]

約数ペア:

[(1, 18525717760), (2, 9262858880), (4, 4631429440), (5, 3705143552), (8, 2315714720), (10, 1852571776), (11, 1684156160), (16, 1157857360), (20, 926285888), (22, 842078080), (32, 578928680), (40, 463142944), (44, 421039040), (55, 336831232), (64, 289464340), (80, 231571472), (88, 210519520), (110, 168415616), (128, 144732170), (160, 115785736), (176, 105259760), (220, 84207808), (256, 72366085), (320, 57892868), (352, 52629880), (440, 42103904), (640, 28946434), (704, 26314940), (880, 21051952), (1280, 14473217), (1408, 13157470), (1760, 10525976), (2816, 6578735), (3520, 5262988), (7040, 2631494), (14080, 1315747)]