19257780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6829}}^1$

素因数の和:6888

約数の個数: 48

約数和(自身を含む): 55077120

約数和(自身を除く): 35819340

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, 6829, 13658, 20487, 27316, 34145, 40974, 68290, 81948, 102435, 136580, 204870, 320963, 409740, 641926, 962889, 1283852, 1604815, 1925778, 3209630, 3851556, 4814445, 6419260, 9628890, 19257780]

約数ペア:

[(1, 19257780), (2, 9628890), (3, 6419260), (4, 4814445), (5, 3851556), (6, 3209630), (10, 1925778), (12, 1604815), (15, 1283852), (20, 962889), (30, 641926), (47, 409740), (60, 320963), (94, 204870), (141, 136580), (188, 102435), (235, 81948), (282, 68290), (470, 40974), (564, 34145), (705, 27316), (940, 20487), (1410, 13658), (2820, 6829)]