871662080

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20029}}^1$

素因数の和:20069

約数の個数: 80

約数和(自身を含む): 2212994520

約数和(自身を除く): 1341332440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1280, 1360, 2176, 2560, 2720, 4352, 5440, 8704, 10880, 20029, 21760, 40058, 43520, 80116, 100145, 160232, 200290, 320464, 340493, 400580, 640928, 680986, 801160, 1281856, 1361972, 1602320, 1702465, 2563712, 2723944, 3204640, 3404930, 5127424, 5447888, 6409280, 6809860, 10254848, 10895776, 12818560, 13619720, 21791552, 25637120, 27239440, 43583104, 51274240, 54478880, 87166208, 108957760, 174332416, 217915520, 435831040, 871662080]

約数ペア:

[(1, 871662080), (2, 435831040), (4, 217915520), (5, 174332416), (8, 108957760), (10, 87166208), (16, 54478880), (17, 51274240), (20, 43583104), (32, 27239440), (34, 25637120), (40, 21791552), (64, 13619720), (68, 12818560), (80, 10895776), (85, 10254848), (128, 6809860), (136, 6409280), (160, 5447888), (170, 5127424), (256, 3404930), (272, 3204640), (320, 2723944), (340, 2563712), (512, 1702465), (544, 1602320), (640, 1361972), (680, 1281856), (1088, 801160), (1280, 680986), (1360, 640928), (2176, 400580), (2560, 340493), (2720, 320464), (4352, 200290), (5440, 160232), (8704, 100145), (10880, 80116), (20029, 43520), (21760, 40058)]