23390240

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^2$

素因数の和:186

約数の個数: 72

約数和(自身を含む): 57981420

約数和(自身を除く): 34591180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 71, 80, 116, 142, 145, 160, 232, 284, 290, 355, 464, 568, 580, 710, 928, 1136, 1160, 1420, 2059, 2272, 2320, 2840, 4118, 4640, 5041, 5680, 8236, 10082, 10295, 11360, 16472, 20164, 20590, 25205, 32944, 40328, 41180, 50410, 65888, 80656, 82360, 100820, 146189, 161312, 164720, 201640, 292378, 329440, 403280, 584756, 730945, 806560, 1169512, 1461890, 2339024, 2923780, 4678048, 5847560, 11695120, 23390240]

約数ペア:

[(1, 23390240), (2, 11695120), (4, 5847560), (5, 4678048), (8, 2923780), (10, 2339024), (16, 1461890), (20, 1169512), (29, 806560), (32, 730945), (40, 584756), (58, 403280), (71, 329440), (80, 292378), (116, 201640), (142, 164720), (145, 161312), (160, 146189), (232, 100820), (284, 82360), (290, 80656), (355, 65888), (464, 50410), (568, 41180), (580, 40328), (710, 32944), (928, 25205), (1136, 20590), (1160, 20164), (1420, 16472), (2059, 11360), (2272, 10295), (2320, 10082), (2840, 8236), (4118, 5680), (4640, 5041)]