1089091010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{219133}}^1$

素因数の和:219218

約数の個数: 32

約数和(自身を含む): 2271981312

約数和(自身を除く): 1182890302

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 219133, 438266, 1095665, 1533931, 2191330, 3067862, 7669655, 15339310, 15558443, 31116886, 77792215, 108909101, 155584430, 217818202, 544545505, 1089091010]

約数ペア:

[(1, 1089091010), (2, 544545505), (5, 217818202), (7, 155584430), (10, 108909101), (14, 77792215), (35, 31116886), (70, 15558443), (71, 15339310), (142, 7669655), (355, 3067862), (497, 2191330), (710, 1533931), (994, 1095665), (2485, 438266), (4970, 219133)]