1255278860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{13553}}^1$

素因数の和:13994

約数の個数: 48

約数和(自身を含む): 2882773152

約数和(自身を除く): 1627494292

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 421, 842, 1684, 2105, 4210, 4631, 8420, 9262, 13553, 18524, 23155, 27106, 46310, 54212, 67765, 92620, 135530, 149083, 271060, 298166, 596332, 745415, 1490830, 2981660, 5705813, 11411626, 22823252, 28529065, 57058130, 62763943, 114116260, 125527886, 251055772, 313819715, 627639430, 1255278860]

約数ペア:

[(1, 1255278860), (2, 627639430), (4, 313819715), (5, 251055772), (10, 125527886), (11, 114116260), (20, 62763943), (22, 57058130), (44, 28529065), (55, 22823252), (110, 11411626), (220, 5705813), (421, 2981660), (842, 1490830), (1684, 745415), (2105, 596332), (4210, 298166), (4631, 271060), (8420, 149083), (9262, 135530), (13553, 92620), (18524, 67765), (23155, 54212), (27106, 46310)]