42719690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{881}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 83126736

約数和(自身を除く): 40407046

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 373, 746, 881, 1762, 1865, 3730, 4405, 4849, 8810, 9698, 11453, 22906, 24245, 48490, 57265, 114530, 328613, 657226, 1643065, 3286130, 4271969, 8543938, 21359845, 42719690]

約数ペア:

[(1, 42719690), (2, 21359845), (5, 8543938), (10, 4271969), (13, 3286130), (26, 1643065), (65, 657226), (130, 328613), (373, 114530), (746, 57265), (881, 48490), (1762, 24245), (1865, 22906), (3730, 11453), (4405, 9698), (4849, 8810)]