2013868520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{36299}}^1$

素因数の和:36402

約数の個数: 64

約数和(自身を含む): 4835160000

約数和(自身を除く): 2821291480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 584, 730, 760, 1387, 1460, 2774, 2920, 5548, 6935, 11096, 13870, 27740, 36299, 55480, 72598, 145196, 181495, 290392, 362990, 689681, 725980, 1379362, 1451960, 2649827, 2758724, 3448405, 5299654, 5517448, 6896810, 10599308, 13249135, 13793620, 21198616, 26498270, 27587240, 50346713, 52996540, 100693426, 105993080, 201386852, 251733565, 402773704, 503467130, 1006934260, 2013868520]

約数ペア:

[(1, 2013868520), (2, 1006934260), (4, 503467130), (5, 402773704), (8, 251733565), (10, 201386852), (19, 105993080), (20, 100693426), (38, 52996540), (40, 50346713), (73, 27587240), (76, 26498270), (95, 21198616), (146, 13793620), (152, 13249135), (190, 10599308), (292, 6896810), (365, 5517448), (380, 5299654), (584, 3448405), (730, 2758724), (760, 2649827), (1387, 1451960), (1460, 1379362), (2774, 725980), (2920, 689681), (5548, 362990), (6935, 290392), (11096, 181495), (13870, 145196), (27740, 72598), (36299, 55480)]