194710460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1390789}}^1$

素因数の和:1390805

約数の個数: 24

約数和(自身を含む): 467305440

約数和(自身を除く): 272594980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1390789, 2781578, 5563156, 6953945, 9735523, 13907890, 19471046, 27815780, 38942092, 48677615, 97355230, 194710460]

約数ペア:

[(1, 194710460), (2, 97355230), (4, 48677615), (5, 38942092), (7, 27815780), (10, 19471046), (14, 13907890), (20, 9735523), (28, 6953945), (35, 5563156), (70, 2781578), (140, 1390789)]