39966416

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{4517}}^1$

素因数の和:4611

約数の個数: 40

約数和(自身を含む): 89637120

約数和(自身を除く): 49670704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2212, 4424, 4517, 8848, 9034, 18068, 31619, 36136, 63238, 72272, 126476, 252952, 356843, 505904, 713686, 1427372, 2497901, 2854744, 4995802, 5709488, 9991604, 19983208, 39966416]

約数ペア:

[(1, 39966416), (2, 19983208), (4, 9991604), (7, 5709488), (8, 4995802), (14, 2854744), (16, 2497901), (28, 1427372), (56, 713686), (79, 505904), (112, 356843), (158, 252952), (316, 126476), (553, 72272), (632, 63238), (1106, 36136), (1264, 31619), (2212, 18068), (4424, 9034), (4517, 8848)]