2029894780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1\times {\mathrm{2797}}^1$

素因数の和:3214

約数の個数: 48

約数和(自身を含む): 4312367136

約数和(自身を除く): 2282472356

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 277, 524, 554, 655, 1108, 1310, 1385, 2620, 2770, 2797, 5540, 5594, 11188, 13985, 27970, 36287, 55940, 72574, 145148, 181435, 362870, 366407, 725740, 732814, 774769, 1465628, 1549538, 1832035, 3099076, 3664070, 3873845, 7328140, 7747690, 15495380, 101494739, 202989478, 405978956, 507473695, 1014947390, 2029894780]

約数ペア:

[(1, 2029894780), (2, 1014947390), (4, 507473695), (5, 405978956), (10, 202989478), (20, 101494739), (131, 15495380), (262, 7747690), (277, 7328140), (524, 3873845), (554, 3664070), (655, 3099076), (1108, 1832035), (1310, 1549538), (1385, 1465628), (2620, 774769), (2770, 732814), (2797, 725740), (5540, 366407), (5594, 362870), (11188, 181435), (13985, 145148), (27970, 72574), (36287, 55940)]