1283895620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{60733}}^1$

素因数の和:60900

約数の個数: 48

約数和(自身を含む): 3101806848

約数和(自身を除く): 1817911228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 151, 302, 604, 755, 1057, 1510, 2114, 3020, 4228, 5285, 10570, 21140, 60733, 121466, 242932, 303665, 425131, 607330, 850262, 1214660, 1700524, 2125655, 4251310, 8502620, 9170683, 18341366, 36682732, 45853415, 64194781, 91706830, 128389562, 183413660, 256779124, 320973905, 641947810, 1283895620]

約数ペア:

[(1, 1283895620), (2, 641947810), (4, 320973905), (5, 256779124), (7, 183413660), (10, 128389562), (14, 91706830), (20, 64194781), (28, 45853415), (35, 36682732), (70, 18341366), (140, 9170683), (151, 8502620), (302, 4251310), (604, 2125655), (755, 1700524), (1057, 1214660), (1510, 850262), (2114, 607330), (3020, 425131), (4228, 303665), (5285, 242932), (10570, 121466), (21140, 60733)]