27811420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 76416480

約数和(自身を除く): 48605060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 37, 49, 52, 59, 65, 70, 74, 91, 98, 118, 130, 140, 148, 182, 185, 196, 236, 245, 259, 260, 295, 364, 370, 413, 455, 481, 490, 518, 590, 637, 740, 767, 826, 910, 962, 980, 1036, 1180, 1274, 1295, 1534, 1652, 1813, 1820, 1924, 2065, 2183, 2405, 2548, 2590, 2891, 3068, 3185, 3367, 3626, 3835, 4130, 4366, 4810, 5180, 5369, 5782, 6370, 6734, 7252, 7670, 8260, 8732, 9065, 9620, 10738, 10915, 11564, 12740, 13468, 14455, 15281, 15340, 16835, 18130, 21476, 21830, 23569, 26845, 28379, 28910, 30562, 33670, 36260, 37583, 43660, 47138, 53690, 56758, 57820, 61124, 67340, 75166, 76405, 94276, 106967, 107380, 113516, 117845, 141895, 150332, 152810, 187915, 198653, 213934, 235690, 283790, 305620, 375830, 397306, 427868, 471380, 534835, 567580, 751660, 794612, 993265, 1069670, 1390571, 1986530, 2139340, 2781142, 3973060, 5562284, 6952855, 13905710, 27811420]

約数ペア:

[(1, 27811420), (2, 13905710), (4, 6952855), (5, 5562284), (7, 3973060), (10, 2781142), (13, 2139340), (14, 1986530), (20, 1390571), (26, 1069670), (28, 993265), (35, 794612), (37, 751660), (49, 567580), (52, 534835), (59, 471380), (65, 427868), (70, 397306), (74, 375830), (91, 305620), (98, 283790), (118, 235690), (130, 213934), (140, 198653), (148, 187915), (182, 152810), (185, 150332), (196, 141895), (236, 117845), (245, 113516), (259, 107380), (260, 106967), (295, 94276), (364, 76405), (370, 75166), (413, 67340), (455, 61124), (481, 57820), (490, 56758), (518, 53690), (590, 47138), (637, 43660), (740, 37583), (767, 36260), (826, 33670), (910, 30562), (962, 28910), (980, 28379), (1036, 26845), (1180, 23569), (1274, 21830), (1295, 21476), (1534, 18130), (1652, 16835), (1813, 15340), (1820, 15281), (1924, 14455), (2065, 13468), (2183, 12740), (2405, 11564), (2548, 10915), (2590, 10738), (2891, 9620), (3068, 9065), (3185, 8732), (3367, 8260), (3626, 7670), (3835, 7252), (4130, 6734), (4366, 6370), (4810, 5782), (5180, 5369)]