856621040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{26309}}^1$

素因数の和:26370

約数の個数: 80

約数和(自身を含む): 2231508960

約数和(自身を除く): 1374887920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1480, 1628, 2035, 2960, 3256, 4070, 6512, 8140, 16280, 26309, 32560, 52618, 105236, 131545, 210472, 263090, 289399, 420944, 526180, 578798, 973433, 1052360, 1157596, 1446995, 1946866, 2104720, 2315192, 2893990, 3893732, 4630384, 4867165, 5787980, 7787464, 9734330, 10707763, 11575960, 15574928, 19468660, 21415526, 23151920, 38937320, 42831052, 53538815, 77874640, 85662104, 107077630, 171324208, 214155260, 428310520, 856621040]

約数ペア:

[(1, 856621040), (2, 428310520), (4, 214155260), (5, 171324208), (8, 107077630), (10, 85662104), (11, 77874640), (16, 53538815), (20, 42831052), (22, 38937320), (37, 23151920), (40, 21415526), (44, 19468660), (55, 15574928), (74, 11575960), (80, 10707763), (88, 9734330), (110, 7787464), (148, 5787980), (176, 4867165), (185, 4630384), (220, 3893732), (296, 2893990), (370, 2315192), (407, 2104720), (440, 1946866), (592, 1446995), (740, 1157596), (814, 1052360), (880, 973433), (1480, 578798), (1628, 526180), (2035, 420944), (2960, 289399), (3256, 263090), (4070, 210472), (6512, 131545), (8140, 105236), (16280, 52618), (26309, 32560)]