19861260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{7043}}^1$

素因数の和:7102

約数の個数: 48

約数和(自身を含む): 56802816

約数和(自身を除く): 36941556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 7043, 14086, 21129, 28172, 35215, 42258, 70430, 84516, 105645, 140860, 211290, 331021, 422580, 662042, 993063, 1324084, 1655105, 1986126, 3310210, 3972252, 4965315, 6620420, 9930630, 19861260]

約数ペア:

[(1, 19861260), (2, 9930630), (3, 6620420), (4, 4965315), (5, 3972252), (6, 3310210), (10, 1986126), (12, 1655105), (15, 1324084), (20, 993063), (30, 662042), (47, 422580), (60, 331021), (94, 211290), (141, 140860), (188, 105645), (235, 84516), (282, 70430), (470, 42258), (564, 35215), (705, 28172), (940, 21129), (1410, 14086), (2820, 7043)]