201640040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{3413}}^1$

素因数の和:3642

約数の個数: 64

約数和(自身を含む): 521112960

約数和(自身を除く): 319472920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 844, 1055, 1477, 1688, 2110, 2954, 3413, 4220, 5908, 6826, 7385, 8440, 11816, 13652, 14770, 17065, 23891, 27304, 29540, 34130, 47782, 59080, 68260, 95564, 119455, 136520, 191128, 238910, 477820, 720143, 955640, 1440286, 2880572, 3600715, 5041001, 5761144, 7201430, 10082002, 14402860, 20164004, 25205005, 28805720, 40328008, 50410010, 100820020, 201640040]

約数ペア:

[(1, 201640040), (2, 100820020), (4, 50410010), (5, 40328008), (7, 28805720), (8, 25205005), (10, 20164004), (14, 14402860), (20, 10082002), (28, 7201430), (35, 5761144), (40, 5041001), (56, 3600715), (70, 2880572), (140, 1440286), (211, 955640), (280, 720143), (422, 477820), (844, 238910), (1055, 191128), (1477, 136520), (1688, 119455), (2110, 95564), (2954, 68260), (3413, 59080), (4220, 47782), (5908, 34130), (6826, 29540), (7385, 27304), (8440, 23891), (11816, 17065), (13652, 14770)]