2575620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 8026200

約数和(自身を除く): 5450580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 349, 369, 410, 492, 615, 698, 738, 820, 1047, 1230, 1396, 1476, 1745, 1845, 2094, 2460, 3141, 3490, 3690, 4188, 5235, 6282, 6980, 7380, 10470, 12564, 14309, 15705, 20940, 28618, 31410, 42927, 57236, 62820, 71545, 85854, 128781, 143090, 171708, 214635, 257562, 286180, 429270, 515124, 643905, 858540, 1287810, 2575620]

約数ペア:

[(1, 2575620), (2, 1287810), (3, 858540), (4, 643905), (5, 515124), (6, 429270), (9, 286180), (10, 257562), (12, 214635), (15, 171708), (18, 143090), (20, 128781), (30, 85854), (36, 71545), (41, 62820), (45, 57236), (60, 42927), (82, 31410), (90, 28618), (123, 20940), (164, 15705), (180, 14309), (205, 12564), (246, 10470), (349, 7380), (369, 6980), (410, 6282), (492, 5235), (615, 4188), (698, 3690), (738, 3490), (820, 3141), (1047, 2460), (1230, 2094), (1396, 1845), (1476, 1745)]