75981220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{542723}}^1$

素因数の和:542739

約数の個数: 24

約数和(自身を含む): 182355264

約数和(自身を除く): 106374044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 542723, 1085446, 2170892, 2713615, 3799061, 5427230, 7598122, 10854460, 15196244, 18995305, 37990610, 75981220]

約数ペア:

[(1, 75981220), (2, 37990610), (4, 18995305), (5, 15196244), (7, 10854460), (10, 7598122), (14, 5427230), (20, 3799061), (28, 2713615), (35, 2170892), (70, 1085446), (140, 542723)]