2000561612

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1123}}^1$

素因数の和:1351

約数の個数: 72

約数和(自身を含む): 4170826800

約数和(自身を除く): 2170265188

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 149, 196, 244, 298, 427, 596, 854, 1043, 1123, 1708, 2086, 2246, 2989, 4172, 4492, 5978, 7301, 7861, 9089, 11956, 14602, 15722, 18178, 29204, 31444, 36356, 55027, 63623, 68503, 110054, 127246, 137006, 167327, 220108, 254492, 274012, 334654, 445361, 479521, 669308, 890722, 959042, 1171289, 1781444, 1918084, 2342578, 3356647, 4685156, 6713294, 8199023, 10206947, 13426588, 16398046, 20413894, 32796092, 40827788, 71448629, 142897258, 285794516, 500140403, 1000280806, 2000561612]

約数ペア:

[(1, 2000561612), (2, 1000280806), (4, 500140403), (7, 285794516), (14, 142897258), (28, 71448629), (49, 40827788), (61, 32796092), (98, 20413894), (122, 16398046), (149, 13426588), (196, 10206947), (244, 8199023), (298, 6713294), (427, 4685156), (596, 3356647), (854, 2342578), (1043, 1918084), (1123, 1781444), (1708, 1171289), (2086, 959042), (2246, 890722), (2989, 669308), (4172, 479521), (4492, 445361), (5978, 334654), (7301, 274012), (7861, 254492), (9089, 220108), (11956, 167327), (14602, 137006), (15722, 127246), (18178, 110054), (29204, 68503), (31444, 63623), (36356, 55027)]