1275780220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{9491}}^1$

素因数の和:9571

約数の個数: 96

約数和(自身を含む): 3214826496

約数和(自身を除く): 1939046276

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 47, 52, 55, 65, 94, 110, 130, 143, 188, 220, 235, 260, 286, 470, 517, 572, 611, 715, 940, 1034, 1222, 1430, 2068, 2444, 2585, 2860, 3055, 5170, 6110, 6721, 9491, 10340, 12220, 13442, 18982, 26884, 33605, 37964, 47455, 67210, 94910, 104401, 123383, 134420, 189820, 208802, 246766, 417604, 446077, 493532, 522005, 616915, 892154, 1044010, 1233830, 1357213, 1784308, 2088020, 2230385, 2467660, 2714426, 4460770, 4906847, 5428852, 5799001, 6786065, 8921540, 9813694, 11598002, 13572130, 19627388, 23196004, 24534235, 27144260, 28995005, 49068470, 57990010, 63789011, 98136940, 115980020, 127578022, 255156044, 318945055, 637890110, 1275780220]

約数ペア:

[(1, 1275780220), (2, 637890110), (4, 318945055), (5, 255156044), (10, 127578022), (11, 115980020), (13, 98136940), (20, 63789011), (22, 57990010), (26, 49068470), (44, 28995005), (47, 27144260), (52, 24534235), (55, 23196004), (65, 19627388), (94, 13572130), (110, 11598002), (130, 9813694), (143, 8921540), (188, 6786065), (220, 5799001), (235, 5428852), (260, 4906847), (286, 4460770), (470, 2714426), (517, 2467660), (572, 2230385), (611, 2088020), (715, 1784308), (940, 1357213), (1034, 1233830), (1222, 1044010), (1430, 892154), (2068, 616915), (2444, 522005), (2585, 493532), (2860, 446077), (3055, 417604), (5170, 246766), (6110, 208802), (6721, 189820), (9491, 134420), (10340, 123383), (12220, 104401), (13442, 94910), (18982, 67210), (26884, 47455), (33605, 37964)]