20762012140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^3\times {\mathrm{41}}^1\times {\mathrm{2081}}^1$

素因数の和:2200

約数の個数: 96

約数和(自身を含む): 46716082560

約数和(自身を除く): 25954070420

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 529, 820, 943, 1058, 1886, 2081, 2116, 2645, 3772, 4162, 4715, 5290, 8324, 9430, 10405, 10580, 12167, 18860, 20810, 21689, 24334, 41620, 43378, 47863, 48668, 60835, 85321, 86756, 95726, 108445, 121670, 170642, 191452, 216890, 239315, 243340, 341284, 426605, 433780, 478630, 498847, 853210, 957260, 997694, 1100849, 1706420, 1962383, 1995388, 2201698, 2494235, 3924766, 4403396, 4988470, 5504245, 7849532, 9811915, 9976940, 11008490, 19623830, 22016980, 25319527, 39247660, 45134809, 50639054, 90269618, 101278108, 126597635, 180539236, 225674045, 253195270, 451348090, 506390540, 902696180, 1038100607, 2076201214, 4152402428, 5190503035, 10381006070, 20762012140]

約数ペア:

[(1, 20762012140), (2, 10381006070), (4, 5190503035), (5, 4152402428), (10, 2076201214), (20, 1038100607), (23, 902696180), (41, 506390540), (46, 451348090), (82, 253195270), (92, 225674045), (115, 180539236), (164, 126597635), (205, 101278108), (230, 90269618), (410, 50639054), (460, 45134809), (529, 39247660), (820, 25319527), (943, 22016980), (1058, 19623830), (1886, 11008490), (2081, 9976940), (2116, 9811915), (2645, 7849532), (3772, 5504245), (4162, 4988470), (4715, 4403396), (5290, 3924766), (8324, 2494235), (9430, 2201698), (10405, 1995388), (10580, 1962383), (12167, 1706420), (18860, 1100849), (20810, 997694), (21689, 957260), (24334, 853210), (41620, 498847), (43378, 478630), (47863, 433780), (48668, 426605), (60835, 341284), (85321, 243340), (86756, 239315), (95726, 216890), (108445, 191452), (121670, 170642)]