19454760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4157}}^1$

素因数の和:4187

約数の個数: 96

約数和(自身を含む): 68108040

約数和(自身を除く): 48653280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4157, 4680, 8314, 12471, 16628, 20785, 24942, 33256, 37413, 41570, 49884, 54041, 62355, 74826, 83140, 99768, 108082, 124710, 149652, 162123, 166280, 187065, 216164, 249420, 270205, 299304, 324246, 374130, 432328, 486369, 498840, 540410, 648492, 748260, 810615, 972738, 1080820, 1296984, 1496520, 1621230, 1945476, 2161640, 2431845, 3242460, 3890952, 4863690, 6484920, 9727380, 19454760]

約数ペア:

[(1, 19454760), (2, 9727380), (3, 6484920), (4, 4863690), (5, 3890952), (6, 3242460), (8, 2431845), (9, 2161640), (10, 1945476), (12, 1621230), (13, 1496520), (15, 1296984), (18, 1080820), (20, 972738), (24, 810615), (26, 748260), (30, 648492), (36, 540410), (39, 498840), (40, 486369), (45, 432328), (52, 374130), (60, 324246), (65, 299304), (72, 270205), (78, 249420), (90, 216164), (104, 187065), (117, 166280), (120, 162123), (130, 149652), (156, 124710), (180, 108082), (195, 99768), (234, 83140), (260, 74826), (312, 62355), (360, 54041), (390, 49884), (468, 41570), (520, 37413), (585, 33256), (780, 24942), (936, 20785), (1170, 16628), (1560, 12471), (2340, 8314), (4157, 4680)]