28622230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 64447488

約数和(自身を除く): 35825258

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 71, 91, 130, 142, 182, 355, 443, 455, 497, 710, 886, 910, 923, 994, 1846, 2215, 2485, 3101, 4430, 4615, 4970, 5759, 6202, 6461, 9230, 11518, 12922, 15505, 28795, 31010, 31453, 32305, 40313, 57590, 62906, 64610, 80626, 157265, 201565, 220171, 314530, 403130, 408889, 440342, 817778, 1100855, 2044445, 2201710, 2862223, 4088890, 5724446, 14311115, 28622230]

約数ペア:

[(1, 28622230), (2, 14311115), (5, 5724446), (7, 4088890), (10, 2862223), (13, 2201710), (14, 2044445), (26, 1100855), (35, 817778), (65, 440342), (70, 408889), (71, 403130), (91, 314530), (130, 220171), (142, 201565), (182, 157265), (355, 80626), (443, 64610), (455, 62906), (497, 57590), (710, 40313), (886, 32305), (910, 31453), (923, 31010), (994, 28795), (1846, 15505), (2215, 12922), (2485, 11518), (3101, 9230), (4430, 6461), (4615, 6202), (4970, 5759)]