28409590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 57398544

約数和(自身を除く): 28988954

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 106, 110, 121, 242, 265, 443, 530, 583, 605, 886, 1166, 1210, 2215, 2915, 4430, 4873, 5830, 6413, 9746, 12826, 23479, 24365, 32065, 46958, 48730, 53603, 64130, 107206, 117395, 234790, 258269, 268015, 516538, 536030, 1291345, 2582690, 2840959, 5681918, 14204795, 28409590]

約数ペア:

[(1, 28409590), (2, 14204795), (5, 5681918), (10, 2840959), (11, 2582690), (22, 1291345), (53, 536030), (55, 516538), (106, 268015), (110, 258269), (121, 234790), (242, 117395), (265, 107206), (443, 64130), (530, 53603), (583, 48730), (605, 46958), (886, 32065), (1166, 24365), (1210, 23479), (2215, 12826), (2915, 9746), (4430, 6413), (4873, 5830)]