2587178692

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{9239}}^1$

素因数の和:9460

約数の個数: 48

約数和(自身を含む): 5284097280

約数和(自身を除く): 2696918588

約数列:

[1, 2, 4, 7, 14, 28, 73, 137, 146, 274, 292, 511, 548, 959, 1022, 1918, 2044, 3836, 9239, 10001, 18478, 20002, 36956, 40004, 64673, 70007, 129346, 140014, 258692, 280028, 674447, 1265743, 1348894, 2531486, 2697788, 4721129, 5062972, 8860201, 9442258, 17720402, 18884516, 35440804, 92399239, 184798478, 369596956, 646794673, 1293589346, 2587178692]

約数ペア:

[(1, 2587178692), (2, 1293589346), (4, 646794673), (7, 369596956), (14, 184798478), (28, 92399239), (73, 35440804), (137, 18884516), (146, 17720402), (274, 9442258), (292, 8860201), (511, 5062972), (548, 4721129), (959, 2697788), (1022, 2531486), (1918, 1348894), (2044, 1265743), (3836, 674447), (9239, 280028), (10001, 258692), (18478, 140014), (20002, 129346), (36956, 70007), (40004, 64673)]