20165200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4583}}^1$

素因数の和:4612

約数の個数: 60

約数和(自身を含む): 52862688

約数和(自身を除く): 32697488

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 4583, 9166, 18332, 22915, 36664, 45830, 50413, 73328, 91660, 100826, 114575, 183320, 201652, 229150, 252065, 366640, 403304, 458300, 504130, 806608, 916600, 1008260, 1260325, 1833200, 2016520, 2520650, 4033040, 5041300, 10082600, 20165200]

約数ペア:

[(1, 20165200), (2, 10082600), (4, 5041300), (5, 4033040), (8, 2520650), (10, 2016520), (11, 1833200), (16, 1260325), (20, 1008260), (22, 916600), (25, 806608), (40, 504130), (44, 458300), (50, 403304), (55, 366640), (80, 252065), (88, 229150), (100, 201652), (110, 183320), (176, 114575), (200, 100826), (220, 91660), (275, 73328), (400, 50413), (440, 45830), (550, 36664), (880, 22915), (1100, 18332), (2200, 9166), (4400, 4583)]