20214240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1831}}^1$

素因数の和:1872

約数の個数: 96

約数和(自身を含む): 66479616

約数和(自身を除く): 46265376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 552, 690, 736, 920, 1104, 1380, 1831, 1840, 2208, 2760, 3662, 3680, 5493, 5520, 7324, 9155, 10986, 11040, 14648, 18310, 21972, 27465, 29296, 36620, 42113, 43944, 54930, 58592, 73240, 84226, 87888, 109860, 126339, 146480, 168452, 175776, 210565, 219720, 252678, 292960, 336904, 421130, 439440, 505356, 631695, 673808, 842260, 878880, 1010712, 1263390, 1347616, 1684520, 2021424, 2526780, 3369040, 4042848, 5053560, 6738080, 10107120, 20214240]

約数ペア:

[(1, 20214240), (2, 10107120), (3, 6738080), (4, 5053560), (5, 4042848), (6, 3369040), (8, 2526780), (10, 2021424), (12, 1684520), (15, 1347616), (16, 1263390), (20, 1010712), (23, 878880), (24, 842260), (30, 673808), (32, 631695), (40, 505356), (46, 439440), (48, 421130), (60, 336904), (69, 292960), (80, 252678), (92, 219720), (96, 210565), (115, 175776), (120, 168452), (138, 146480), (160, 126339), (184, 109860), (230, 87888), (240, 84226), (276, 73240), (345, 58592), (368, 54930), (460, 43944), (480, 42113), (552, 36620), (690, 29296), (736, 27465), (920, 21972), (1104, 18310), (1380, 14648), (1831, 11040), (1840, 10986), (2208, 9155), (2760, 7324), (3662, 5520), (3680, 5493)]