19792320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:462

約数の個数: 112

約数和(自身を含む): 64190880

約数和(自身を除く): 44398560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 159, 160, 192, 212, 240, 265, 318, 320, 389, 424, 480, 530, 636, 778, 795, 848, 960, 1060, 1167, 1272, 1556, 1590, 1696, 1945, 2120, 2334, 2544, 3112, 3180, 3392, 3890, 4240, 4668, 5088, 5835, 6224, 6360, 7780, 8480, 9336, 10176, 11670, 12448, 12720, 15560, 16960, 18672, 20617, 23340, 24896, 25440, 31120, 37344, 41234, 46680, 50880, 61851, 62240, 74688, 82468, 93360, 103085, 123702, 124480, 164936, 186720, 206170, 247404, 309255, 329872, 373440, 412340, 494808, 618510, 659744, 824680, 989616, 1237020, 1319488, 1649360, 1979232, 2474040, 3298720, 3958464, 4948080, 6597440, 9896160, 19792320]

約数ペア:

[(1, 19792320), (2, 9896160), (3, 6597440), (4, 4948080), (5, 3958464), (6, 3298720), (8, 2474040), (10, 1979232), (12, 1649360), (15, 1319488), (16, 1237020), (20, 989616), (24, 824680), (30, 659744), (32, 618510), (40, 494808), (48, 412340), (53, 373440), (60, 329872), (64, 309255), (80, 247404), (96, 206170), (106, 186720), (120, 164936), (159, 124480), (160, 123702), (192, 103085), (212, 93360), (240, 82468), (265, 74688), (318, 62240), (320, 61851), (389, 50880), (424, 46680), (480, 41234), (530, 37344), (636, 31120), (778, 25440), (795, 24896), (848, 23340), (960, 20617), (1060, 18672), (1167, 16960), (1272, 15560), (1556, 12720), (1590, 12448), (1696, 11670), (1945, 10176), (2120, 9336), (2334, 8480), (2544, 7780), (3112, 6360), (3180, 6224), (3392, 5835), (3890, 5088), (4240, 4668)]