55584520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33893}}^1$

素因数の和:33945

約数の個数: 32

約数和(自身を含む): 128119320

約数和(自身を除く): 72534800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 33893, 67786, 135572, 169465, 271144, 338930, 677860, 1355720, 1389613, 2779226, 5558452, 6948065, 11116904, 13896130, 27792260, 55584520]

約数ペア:

[(1, 55584520), (2, 27792260), (4, 13896130), (5, 11116904), (8, 6948065), (10, 5558452), (20, 2779226), (40, 1389613), (41, 1355720), (82, 677860), (164, 338930), (205, 271144), (328, 169465), (410, 135572), (820, 67786), (1640, 33893)]