121692920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{74203}}^1$

素因数の和:74255

約数の個数: 32

約数和(自身を含む): 280491120

約数和(自身を除く): 158798200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 74203, 148406, 296812, 371015, 593624, 742030, 1484060, 2968120, 3042323, 6084646, 12169292, 15211615, 24338584, 30423230, 60846460, 121692920]

約数ペア:

[(1, 121692920), (2, 60846460), (4, 30423230), (5, 24338584), (8, 15211615), (10, 12169292), (20, 6084646), (40, 3042323), (41, 2968120), (82, 1484060), (164, 742030), (205, 593624), (328, 371015), (410, 296812), (820, 148406), (1640, 74203)]