2605140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:409

約数の個数: 72

約数和(自身を含む): 8117928

約数和(自身を除く): 5512788

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, 353, 369, 410, 492, 615, 706, 738, 820, 1059, 1230, 1412, 1476, 1765, 1845, 2118, 2460, 3177, 3530, 3690, 4236, 5295, 6354, 7060, 7380, 10590, 12708, 14473, 15885, 21180, 28946, 31770, 43419, 57892, 63540, 72365, 86838, 130257, 144730, 173676, 217095, 260514, 289460, 434190, 521028, 651285, 868380, 1302570, 2605140]

約数ペア:

[(1, 2605140), (2, 1302570), (3, 868380), (4, 651285), (5, 521028), (6, 434190), (9, 289460), (10, 260514), (12, 217095), (15, 173676), (18, 144730), (20, 130257), (30, 86838), (36, 72365), (41, 63540), (45, 57892), (60, 43419), (82, 31770), (90, 28946), (123, 21180), (164, 15885), (180, 14473), (205, 12708), (246, 10590), (353, 7380), (369, 7060), (410, 6354), (492, 5295), (615, 4236), (706, 3690), (738, 3530), (820, 3177), (1059, 2460), (1230, 2118), (1412, 1845), (1476, 1765)]