42289040

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12893}}^1$

素因数の和:12947

約数の個数: 40

約数和(自身を含む): 100727928

約数和(自身を除く): 58438888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 12893, 25786, 51572, 64465, 103144, 128930, 206288, 257860, 515720, 528613, 1031440, 1057226, 2114452, 2643065, 4228904, 5286130, 8457808, 10572260, 21144520, 42289040]

約数ペア:

[(1, 42289040), (2, 21144520), (4, 10572260), (5, 8457808), (8, 5286130), (10, 4228904), (16, 2643065), (20, 2114452), (40, 1057226), (41, 1031440), (80, 528613), (82, 515720), (164, 257860), (205, 206288), (328, 128930), (410, 103144), (656, 64465), (820, 51572), (1640, 25786), (3280, 12893)]