20238063320

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{774811}}^1$

素因数の和:775475

約数の個数: 32

約数和(自身を含む): 45605434320

約数和(自身を除く): 25367371000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 3265, 5224, 6530, 13060, 26120, 774811, 1549622, 3099244, 3874055, 6198488, 7748110, 15496220, 30992440, 505951583, 1011903166, 2023806332, 2529757915, 4047612664, 5059515830, 10119031660, 20238063320]

約数ペア:

[(1, 20238063320), (2, 10119031660), (4, 5059515830), (5, 4047612664), (8, 2529757915), (10, 2023806332), (20, 1011903166), (40, 505951583), (653, 30992440), (1306, 15496220), (2612, 7748110), (3265, 6198488), (5224, 3874055), (6530, 3099244), (13060, 1549622), (26120, 774811)]