28700520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239171}}^1$

素因数の和:239185

約数の個数: 32

約数和(自身を含む): 86101920

約数和(自身を除く): 57401400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239171, 478342, 717513, 956684, 1195855, 1435026, 1913368, 2391710, 2870052, 3587565, 4783420, 5740104, 7175130, 9566840, 14350260, 28700520]

約数ペア:

[(1, 28700520), (2, 14350260), (3, 9566840), (4, 7175130), (5, 5740104), (6, 4783420), (8, 3587565), (10, 2870052), (12, 2391710), (15, 1913368), (20, 1435026), (24, 1195855), (30, 956684), (40, 717513), (60, 478342), (120, 239171)]