20469400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{14621}}^1$

素因数の和:14644

約数の個数: 48

約数和(自身を含む): 54393840

約数和(自身を除く): 33924440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 14621, 29242, 58484, 73105, 102347, 116968, 146210, 204694, 292420, 365525, 409388, 511735, 584840, 731050, 818776, 1023470, 1462100, 2046940, 2558675, 2924200, 4093880, 5117350, 10234700, 20469400]

約数ペア:

[(1, 20469400), (2, 10234700), (4, 5117350), (5, 4093880), (7, 2924200), (8, 2558675), (10, 2046940), (14, 1462100), (20, 1023470), (25, 818776), (28, 731050), (35, 584840), (40, 511735), (50, 409388), (56, 365525), (70, 292420), (100, 204694), (140, 146210), (175, 116968), (200, 102347), (280, 73105), (350, 58484), (700, 29242), (1400, 14621)]