19550460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:523

約数の個数: 96

約数和(自身を含む): 59092992

約数和(自身を除く): 39542532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 230, 276, 310, 345, 372, 457, 460, 465, 620, 690, 713, 914, 930, 1371, 1380, 1426, 1828, 1860, 2139, 2285, 2742, 2852, 3565, 4278, 4570, 5484, 6855, 7130, 8556, 9140, 10511, 10695, 13710, 14167, 14260, 21022, 21390, 27420, 28334, 31533, 42044, 42501, 42780, 52555, 56668, 63066, 70835, 85002, 105110, 126132, 141670, 157665, 170004, 210220, 212505, 283340, 315330, 325841, 425010, 630660, 651682, 850020, 977523, 1303364, 1629205, 1955046, 3258410, 3910092, 4887615, 6516820, 9775230, 19550460]

約数ペア:

[(1, 19550460), (2, 9775230), (3, 6516820), (4, 4887615), (5, 3910092), (6, 3258410), (10, 1955046), (12, 1629205), (15, 1303364), (20, 977523), (23, 850020), (30, 651682), (31, 630660), (46, 425010), (60, 325841), (62, 315330), (69, 283340), (92, 212505), (93, 210220), (115, 170004), (124, 157665), (138, 141670), (155, 126132), (186, 105110), (230, 85002), (276, 70835), (310, 63066), (345, 56668), (372, 52555), (457, 42780), (460, 42501), (465, 42044), (620, 31533), (690, 28334), (713, 27420), (914, 21390), (930, 21022), (1371, 14260), (1380, 14167), (1426, 13710), (1828, 10695), (1860, 10511), (2139, 9140), (2285, 8556), (2742, 7130), (2852, 6855), (3565, 5484), (4278, 4570)]