2450871220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2500889}}^1$

素因数の和:2500912

約数の個数: 36

約数和(自身を含む): 5987130660

約数和(自身を除く): 3536259440

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2500889, 5001778, 10003556, 12504445, 17506223, 25008890, 35012446, 50017780, 70024892, 87531115, 122543561, 175062230, 245087122, 350124460, 490174244, 612717805, 1225435610, 2450871220]

約数ペア:

[(1, 2450871220), (2, 1225435610), (4, 612717805), (5, 490174244), (7, 350124460), (10, 245087122), (14, 175062230), (20, 122543561), (28, 87531115), (35, 70024892), (49, 50017780), (70, 35012446), (98, 25008890), (140, 17506223), (196, 12504445), (245, 10003556), (490, 5001778), (980, 2500889)]