19817580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19429}}^1$

素因数の和:19458

約数の個数: 48

約数和(自身を含む): 58756320

約数和(自身を除く): 38938740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19429, 38858, 58287, 77716, 97145, 116574, 194290, 233148, 291435, 330293, 388580, 582870, 660586, 990879, 1165740, 1321172, 1651465, 1981758, 3302930, 3963516, 4954395, 6605860, 9908790, 19817580]

約数ペア:

[(1, 19817580), (2, 9908790), (3, 6605860), (4, 4954395), (5, 3963516), (6, 3302930), (10, 1981758), (12, 1651465), (15, 1321172), (17, 1165740), (20, 990879), (30, 660586), (34, 582870), (51, 388580), (60, 330293), (68, 291435), (85, 233148), (102, 194290), (170, 116574), (204, 97145), (255, 77716), (340, 58287), (510, 38858), (1020, 19429)]