1805490

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{743}}^1$

素因数の和:765

約数の個数: 48

約数和(自身を含む): 4874688

約数和(自身を除く): 3069198

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 743, 810, 1215, 1486, 2229, 2430, 3715, 4458, 6687, 7430, 11145, 13374, 20061, 22290, 33435, 40122, 60183, 66870, 100305, 120366, 180549, 200610, 300915, 361098, 601830, 902745, 1805490]

約数ペア:

[(1, 1805490), (2, 902745), (3, 601830), (5, 361098), (6, 300915), (9, 200610), (10, 180549), (15, 120366), (18, 100305), (27, 66870), (30, 60183), (45, 40122), (54, 33435), (81, 22290), (90, 20061), (135, 13374), (162, 11145), (243, 7430), (270, 6687), (405, 4458), (486, 3715), (743, 2430), (810, 2229), (1215, 1486)]