16203440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18413}}^1$

素因数の和:18437

約数の個数: 40

約数和(自身を含む): 41100048

約数和(自身を除く): 24896608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 18413, 36826, 73652, 92065, 147304, 184130, 202543, 294608, 368260, 405086, 736520, 810172, 1012715, 1473040, 1620344, 2025430, 3240688, 4050860, 8101720, 16203440]

約数ペア:

[(1, 16203440), (2, 8101720), (4, 4050860), (5, 3240688), (8, 2025430), (10, 1620344), (11, 1473040), (16, 1012715), (20, 810172), (22, 736520), (40, 405086), (44, 368260), (55, 294608), (80, 202543), (88, 184130), (110, 147304), (176, 92065), (220, 73652), (440, 36826), (880, 18413)]