2499240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 7646400

約数和(自身を除く): 5147160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 177, 236, 295, 353, 354, 472, 590, 706, 708, 885, 1059, 1180, 1412, 1416, 1765, 1770, 2118, 2360, 2824, 3530, 3540, 4236, 5295, 7060, 7080, 8472, 10590, 14120, 20827, 21180, 41654, 42360, 62481, 83308, 104135, 124962, 166616, 208270, 249924, 312405, 416540, 499848, 624810, 833080, 1249620, 2499240]

約数ペア:

[(1, 2499240), (2, 1249620), (3, 833080), (4, 624810), (5, 499848), (6, 416540), (8, 312405), (10, 249924), (12, 208270), (15, 166616), (20, 124962), (24, 104135), (30, 83308), (40, 62481), (59, 42360), (60, 41654), (118, 21180), (120, 20827), (177, 14120), (236, 10590), (295, 8472), (353, 7080), (354, 7060), (472, 5295), (590, 4236), (706, 3540), (708, 3530), (885, 2824), (1059, 2360), (1180, 2118), (1412, 1770), (1416, 1765)]