340476460

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{1289}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 733380480

約数和(自身を除く): 392904020

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 281, 470, 562, 940, 1124, 1289, 1405, 2578, 2810, 5156, 5620, 6445, 12890, 13207, 25780, 26414, 52828, 60583, 66035, 121166, 132070, 242332, 264140, 302915, 362209, 605830, 724418, 1211660, 1448836, 1811045, 3622090, 7244180, 17023823, 34047646, 68095292, 85119115, 170238230, 340476460]

約数ペア:

[(1, 340476460), (2, 170238230), (4, 85119115), (5, 68095292), (10, 34047646), (20, 17023823), (47, 7244180), (94, 3622090), (188, 1811045), (235, 1448836), (281, 1211660), (470, 724418), (562, 605830), (940, 362209), (1124, 302915), (1289, 264140), (1405, 242332), (2578, 132070), (2810, 121166), (5156, 66035), (5620, 60583), (6445, 52828), (12890, 26414), (13207, 25780)]