202145840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{194371}}^1$

素因数の和:194397

約数の個数: 40

約数和(自身を含む): 506144688

約数和(自身を除く): 303998848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 194371, 388742, 777484, 971855, 1554968, 1943710, 2526823, 3109936, 3887420, 5053646, 7774840, 10107292, 12634115, 15549680, 20214584, 25268230, 40429168, 50536460, 101072920, 202145840]

約数ペア:

[(1, 202145840), (2, 101072920), (4, 50536460), (5, 40429168), (8, 25268230), (10, 20214584), (13, 15549680), (16, 12634115), (20, 10107292), (26, 7774840), (40, 5053646), (52, 3887420), (65, 3109936), (80, 2526823), (104, 1943710), (130, 1554968), (208, 971855), (260, 777484), (520, 388742), (1040, 194371)]