20132633840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{63727}}^1$

素因数の和:64110

約数の個数: 80

約数和(自身を含む): 51206722560

約数和(自身を除く): 31074088720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 359, 440, 718, 880, 1436, 1795, 2872, 3590, 3949, 5744, 7180, 7898, 14360, 15796, 19745, 28720, 31592, 39490, 63184, 63727, 78980, 127454, 157960, 254908, 315920, 318635, 509816, 637270, 700997, 1019632, 1274540, 1401994, 2549080, 2803988, 3504985, 5098160, 5607976, 7009970, 11215952, 14019940, 22877993, 28039880, 45755986, 56079760, 91511972, 114389965, 183023944, 228779930, 251657923, 366047888, 457559860, 503315846, 915119720, 1006631692, 1258289615, 1830239440, 2013263384, 2516579230, 4026526768, 5033158460, 10066316920, 20132633840]

約数ペア:

[(1, 20132633840), (2, 10066316920), (4, 5033158460), (5, 4026526768), (8, 2516579230), (10, 2013263384), (11, 1830239440), (16, 1258289615), (20, 1006631692), (22, 915119720), (40, 503315846), (44, 457559860), (55, 366047888), (80, 251657923), (88, 228779930), (110, 183023944), (176, 114389965), (220, 91511972), (359, 56079760), (440, 45755986), (718, 28039880), (880, 22877993), (1436, 14019940), (1795, 11215952), (2872, 7009970), (3590, 5607976), (3949, 5098160), (5744, 3504985), (7180, 2803988), (7898, 2549080), (14360, 1401994), (15796, 1274540), (19745, 1019632), (28720, 700997), (31592, 637270), (39490, 509816), (63184, 318635), (63727, 315920), (78980, 254908), (127454, 157960)]