2015668984

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{4651}}^1$

素因数の和:4844

約数の個数: 64

約数和(自身を含む): 4421260800

約数和(自身を除く): 2405591816

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 109, 142, 218, 284, 436, 497, 568, 763, 872, 994, 1526, 1988, 3052, 3976, 4651, 6104, 7739, 9302, 15478, 18604, 30956, 32557, 37208, 54173, 61912, 65114, 108346, 130228, 216692, 260456, 330221, 433384, 506959, 660442, 1013918, 1320884, 2027836, 2311547, 2641768, 3548713, 4055672, 4623094, 7097426, 9246188, 14194852, 18492376, 28389704, 35994089, 71988178, 143976356, 251958623, 287952712, 503917246, 1007834492, 2015668984]

約数ペア:

[(1, 2015668984), (2, 1007834492), (4, 503917246), (7, 287952712), (8, 251958623), (14, 143976356), (28, 71988178), (56, 35994089), (71, 28389704), (109, 18492376), (142, 14194852), (218, 9246188), (284, 7097426), (436, 4623094), (497, 4055672), (568, 3548713), (763, 2641768), (872, 2311547), (994, 2027836), (1526, 1320884), (1988, 1013918), (3052, 660442), (3976, 506959), (4651, 433384), (6104, 330221), (7739, 260456), (9302, 216692), (15478, 130228), (18604, 108346), (30956, 65114), (32557, 61912), (37208, 54173)]