13771940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 38610432

約数和(自身を除く): 24838492

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 47, 49, 52, 65, 70, 91, 92, 94, 98, 115, 130, 140, 161, 182, 188, 196, 230, 235, 245, 260, 299, 322, 329, 364, 455, 460, 470, 490, 598, 611, 637, 644, 658, 805, 910, 940, 980, 1081, 1127, 1196, 1222, 1274, 1316, 1495, 1610, 1645, 1820, 2093, 2162, 2254, 2303, 2444, 2548, 2990, 3055, 3185, 3220, 3290, 4186, 4277, 4324, 4508, 4606, 5405, 5635, 5980, 6110, 6370, 6580, 7567, 8372, 8554, 9212, 10465, 10810, 11270, 11515, 12220, 12740, 14053, 14651, 15134, 17108, 20930, 21385, 21620, 22540, 23030, 28106, 29302, 29939, 30268, 37835, 41860, 42770, 46060, 52969, 56212, 58604, 59878, 70265, 73255, 75670, 85540, 98371, 105938, 119756, 140530, 146510, 149695, 151340, 196742, 211876, 264845, 281060, 293020, 299390, 393484, 491855, 529690, 598780, 688597, 983710, 1059380, 1377194, 1967420, 2754388, 3442985, 6885970, 13771940]

約数ペア:

[(1, 13771940), (2, 6885970), (4, 3442985), (5, 2754388), (7, 1967420), (10, 1377194), (13, 1059380), (14, 983710), (20, 688597), (23, 598780), (26, 529690), (28, 491855), (35, 393484), (46, 299390), (47, 293020), (49, 281060), (52, 264845), (65, 211876), (70, 196742), (91, 151340), (92, 149695), (94, 146510), (98, 140530), (115, 119756), (130, 105938), (140, 98371), (161, 85540), (182, 75670), (188, 73255), (196, 70265), (230, 59878), (235, 58604), (245, 56212), (260, 52969), (299, 46060), (322, 42770), (329, 41860), (364, 37835), (455, 30268), (460, 29939), (470, 29302), (490, 28106), (598, 23030), (611, 22540), (637, 21620), (644, 21385), (658, 20930), (805, 17108), (910, 15134), (940, 14651), (980, 14053), (1081, 12740), (1127, 12220), (1196, 11515), (1222, 11270), (1274, 10810), (1316, 10465), (1495, 9212), (1610, 8554), (1645, 8372), (1820, 7567), (2093, 6580), (2162, 6370), (2254, 6110), (2303, 5980), (2444, 5635), (2548, 5405), (2990, 4606), (3055, 4508), (3185, 4324), (3220, 4277), (3290, 4186)]