26766740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 77220864

約数和(自身を除く): 50454124

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 49, 52, 55, 65, 70, 77, 91, 98, 110, 130, 140, 143, 154, 182, 191, 196, 220, 245, 260, 286, 308, 364, 382, 385, 455, 490, 539, 572, 637, 715, 764, 770, 910, 955, 980, 1001, 1078, 1274, 1337, 1430, 1540, 1820, 1910, 2002, 2101, 2156, 2483, 2548, 2674, 2695, 2860, 3185, 3820, 4004, 4202, 4966, 5005, 5348, 5390, 6370, 6685, 7007, 8404, 9359, 9932, 10010, 10505, 10780, 12415, 12740, 13370, 14014, 14707, 17381, 18718, 20020, 21010, 24830, 26740, 27313, 28028, 29414, 34762, 35035, 37436, 42020, 46795, 49660, 54626, 58828, 69524, 70070, 73535, 86905, 93590, 102949, 109252, 121667, 136565, 140140, 147070, 173810, 187180, 191191, 205898, 243334, 273130, 294140, 347620, 382382, 411796, 486668, 514745, 546260, 608335, 764764, 955955, 1029490, 1216670, 1338337, 1911910, 2058980, 2433340, 2676674, 3823820, 5353348, 6691685, 13383370, 26766740]

約数ペア:

[(1, 26766740), (2, 13383370), (4, 6691685), (5, 5353348), (7, 3823820), (10, 2676674), (11, 2433340), (13, 2058980), (14, 1911910), (20, 1338337), (22, 1216670), (26, 1029490), (28, 955955), (35, 764764), (44, 608335), (49, 546260), (52, 514745), (55, 486668), (65, 411796), (70, 382382), (77, 347620), (91, 294140), (98, 273130), (110, 243334), (130, 205898), (140, 191191), (143, 187180), (154, 173810), (182, 147070), (191, 140140), (196, 136565), (220, 121667), (245, 109252), (260, 102949), (286, 93590), (308, 86905), (364, 73535), (382, 70070), (385, 69524), (455, 58828), (490, 54626), (539, 49660), (572, 46795), (637, 42020), (715, 37436), (764, 35035), (770, 34762), (910, 29414), (955, 28028), (980, 27313), (1001, 26740), (1078, 24830), (1274, 21010), (1337, 20020), (1430, 18718), (1540, 17381), (1820, 14707), (1910, 14014), (2002, 13370), (2101, 12740), (2156, 12415), (2483, 10780), (2548, 10505), (2674, 10010), (2695, 9932), (2860, 9359), (3185, 8404), (3820, 7007), (4004, 6685), (4202, 6370), (4966, 5390), (5005, 5348)]