20107320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8819}}^1$

素因数の和:8852

約数の個数: 64

約数和(自身を含む): 63504000

約数和(自身を除く): 43396680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 8819, 17638, 26457, 35276, 44095, 52914, 70552, 88190, 105828, 132285, 167561, 176380, 211656, 264570, 335122, 352760, 502683, 529140, 670244, 837805, 1005366, 1058280, 1340488, 1675610, 2010732, 2513415, 3351220, 4021464, 5026830, 6702440, 10053660, 20107320]

約数ペア:

[(1, 20107320), (2, 10053660), (3, 6702440), (4, 5026830), (5, 4021464), (6, 3351220), (8, 2513415), (10, 2010732), (12, 1675610), (15, 1340488), (19, 1058280), (20, 1005366), (24, 837805), (30, 670244), (38, 529140), (40, 502683), (57, 352760), (60, 335122), (76, 264570), (95, 211656), (114, 176380), (120, 167561), (152, 132285), (190, 105828), (228, 88190), (285, 70552), (380, 52914), (456, 44095), (570, 35276), (760, 26457), (1140, 17638), (2280, 8819)]