2012345048

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{13679}}^1$

素因数の和:13800

約数の個数: 64

約数和(自身を含む): 4491417600

約数和(自身を除く): 2479072552

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 71, 74, 142, 148, 259, 284, 296, 497, 518, 568, 994, 1036, 1988, 2072, 2627, 3976, 5254, 10508, 13679, 18389, 21016, 27358, 36778, 54716, 73556, 95753, 109432, 147112, 191506, 383012, 506123, 766024, 971209, 1012246, 1942418, 2024492, 3542861, 3884836, 4048984, 6798463, 7085722, 7769672, 13596926, 14171444, 27193852, 28342888, 35934733, 54387704, 71869466, 143738932, 251543131, 287477864, 503086262, 1006172524, 2012345048]

約数ペア:

[(1, 2012345048), (2, 1006172524), (4, 503086262), (7, 287477864), (8, 251543131), (14, 143738932), (28, 71869466), (37, 54387704), (56, 35934733), (71, 28342888), (74, 27193852), (142, 14171444), (148, 13596926), (259, 7769672), (284, 7085722), (296, 6798463), (497, 4048984), (518, 3884836), (568, 3542861), (994, 2024492), (1036, 1942418), (1988, 1012246), (2072, 971209), (2627, 766024), (3976, 506123), (5254, 383012), (10508, 191506), (13679, 147112), (18389, 109432), (21016, 95753), (27358, 73556), (36778, 54716)]