1821796770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1\times {\mathrm{883}}^1$

素因数の和:1699

約数の個数: 64

約数和(自身を含む): 4428627840

約数和(自身を除く): 2606831070

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 709, 883, 970, 1418, 1455, 1766, 2127, 2649, 2910, 3545, 4254, 4415, 5298, 7090, 8830, 10635, 13245, 21270, 26490, 68773, 85651, 137546, 171302, 206319, 256953, 343865, 412638, 428255, 513906, 626047, 687730, 856510, 1031595, 1252094, 1284765, 1878141, 2063190, 2569530, 3130235, 3756282, 6260470, 9390705, 18781410, 60726559, 121453118, 182179677, 303632795, 364359354, 607265590, 910898385, 1821796770]

約数ペア:

[(1, 1821796770), (2, 910898385), (3, 607265590), (5, 364359354), (6, 303632795), (10, 182179677), (15, 121453118), (30, 60726559), (97, 18781410), (194, 9390705), (291, 6260470), (485, 3756282), (582, 3130235), (709, 2569530), (883, 2063190), (970, 1878141), (1418, 1284765), (1455, 1252094), (1766, 1031595), (2127, 856510), (2649, 687730), (2910, 626047), (3545, 513906), (4254, 428255), (4415, 412638), (5298, 343865), (7090, 256953), (8830, 206319), (10635, 171302), (13245, 137546), (21270, 85651), (26490, 68773)]