13820240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:109

約数の個数: 160

約数和(自身を含む): 40711680

約数和(自身を除く): 26891440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 29, 35, 37, 40, 46, 56, 58, 70, 74, 80, 92, 112, 115, 116, 140, 145, 148, 161, 184, 185, 203, 230, 232, 259, 280, 290, 296, 322, 368, 370, 406, 460, 464, 518, 560, 580, 592, 644, 667, 740, 805, 812, 851, 920, 1015, 1036, 1073, 1160, 1288, 1295, 1334, 1480, 1610, 1624, 1702, 1840, 2030, 2072, 2146, 2320, 2576, 2590, 2668, 2960, 3220, 3248, 3335, 3404, 4060, 4144, 4255, 4292, 4669, 5180, 5336, 5365, 5957, 6440, 6670, 6808, 7511, 8120, 8510, 8584, 9338, 10360, 10672, 10730, 11914, 12880, 13340, 13616, 15022, 16240, 17020, 17168, 18676, 20720, 21460, 23345, 23828, 24679, 26680, 29785, 30044, 34040, 37352, 37555, 42920, 46690, 47656, 49358, 53360, 59570, 60088, 68080, 74704, 75110, 85840, 93380, 95312, 98716, 119140, 120176, 123395, 150220, 172753, 186760, 197432, 238280, 246790, 300440, 345506, 373520, 394864, 476560, 493580, 600880, 691012, 863765, 987160, 1382024, 1727530, 1974320, 2764048, 3455060, 6910120, 13820240]

約数ペア:

[(1, 13820240), (2, 6910120), (4, 3455060), (5, 2764048), (7, 1974320), (8, 1727530), (10, 1382024), (14, 987160), (16, 863765), (20, 691012), (23, 600880), (28, 493580), (29, 476560), (35, 394864), (37, 373520), (40, 345506), (46, 300440), (56, 246790), (58, 238280), (70, 197432), (74, 186760), (80, 172753), (92, 150220), (112, 123395), (115, 120176), (116, 119140), (140, 98716), (145, 95312), (148, 93380), (161, 85840), (184, 75110), (185, 74704), (203, 68080), (230, 60088), (232, 59570), (259, 53360), (280, 49358), (290, 47656), (296, 46690), (322, 42920), (368, 37555), (370, 37352), (406, 34040), (460, 30044), (464, 29785), (518, 26680), (560, 24679), (580, 23828), (592, 23345), (644, 21460), (667, 20720), (740, 18676), (805, 17168), (812, 17020), (851, 16240), (920, 15022), (1015, 13616), (1036, 13340), (1073, 12880), (1160, 11914), (1288, 10730), (1295, 10672), (1334, 10360), (1480, 9338), (1610, 8584), (1624, 8510), (1702, 8120), (1840, 7511), (2030, 6808), (2072, 6670), (2146, 6440), (2320, 5957), (2576, 5365), (2590, 5336), (2668, 5180), (2960, 4669), (3220, 4292), (3248, 4255), (3335, 4144), (3404, 4060)]