1980330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 5505408

約数和(自身を除く): 3525078

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 85, 102, 110, 165, 170, 187, 255, 330, 353, 374, 510, 561, 706, 935, 1059, 1122, 1765, 1870, 2118, 2805, 3530, 3883, 5295, 5610, 6001, 7766, 10590, 11649, 12002, 18003, 19415, 23298, 30005, 36006, 38830, 58245, 60010, 66011, 90015, 116490, 132022, 180030, 198033, 330055, 396066, 660110, 990165, 1980330]

約数ペア:

[(1, 1980330), (2, 990165), (3, 660110), (5, 396066), (6, 330055), (10, 198033), (11, 180030), (15, 132022), (17, 116490), (22, 90015), (30, 66011), (33, 60010), (34, 58245), (51, 38830), (55, 36006), (66, 30005), (85, 23298), (102, 19415), (110, 18003), (165, 12002), (170, 11649), (187, 10590), (255, 7766), (330, 6001), (353, 5610), (374, 5295), (510, 3883), (561, 3530), (706, 2805), (935, 2118), (1059, 1870), (1122, 1765)]