206850980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1477507}}^1$

素因数の和:1477523

約数の個数: 24

約数和(自身を含む): 496442688

約数和(自身を除く): 289591708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1477507, 2955014, 5910028, 7387535, 10342549, 14775070, 20685098, 29550140, 41370196, 51712745, 103425490, 206850980]

約数ペア:

[(1, 206850980), (2, 103425490), (4, 51712745), (5, 41370196), (7, 29550140), (10, 20685098), (14, 14775070), (20, 10342549), (28, 7387535), (35, 5910028), (70, 2955014), (140, 1477507)]