201386990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{10939}}^1$

素因数の和:11216

約数の個数: 32

約数和(自身を含む): 415895040

約数和(自身を除く): 214508050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 263, 526, 1315, 1841, 2630, 3682, 9205, 10939, 18410, 21878, 54695, 76573, 109390, 153146, 382865, 765730, 2876957, 5753914, 14384785, 20138699, 28769570, 40277398, 100693495, 201386990]

約数ペア:

[(1, 201386990), (2, 100693495), (5, 40277398), (7, 28769570), (10, 20138699), (14, 14384785), (35, 5753914), (70, 2876957), (263, 765730), (526, 382865), (1315, 153146), (1841, 109390), (2630, 76573), (3682, 54695), (9205, 21878), (10939, 18410)]