2052760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 5061600

約数和(自身を除く): 3008840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 73, 74, 76, 95, 146, 148, 152, 185, 190, 292, 296, 365, 370, 380, 584, 703, 730, 740, 760, 1387, 1406, 1460, 1480, 2701, 2774, 2812, 2920, 3515, 5402, 5548, 5624, 6935, 7030, 10804, 11096, 13505, 13870, 14060, 21608, 27010, 27740, 28120, 51319, 54020, 55480, 102638, 108040, 205276, 256595, 410552, 513190, 1026380, 2052760]

約数ペア:

[(1, 2052760), (2, 1026380), (4, 513190), (5, 410552), (8, 256595), (10, 205276), (19, 108040), (20, 102638), (37, 55480), (38, 54020), (40, 51319), (73, 28120), (74, 27740), (76, 27010), (95, 21608), (146, 14060), (148, 13870), (152, 13505), (185, 11096), (190, 10804), (292, 7030), (296, 6935), (365, 5624), (370, 5548), (380, 5402), (584, 3515), (703, 2920), (730, 2812), (740, 2774), (760, 2701), (1387, 1480), (1406, 1460)]