39108440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{709}}^1$

素因数の和:924

約数の個数: 64

約数和(自身を含む): 101217600

約数和(自身を除く): 62109160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 197, 280, 394, 709, 788, 985, 1379, 1418, 1576, 1970, 2758, 2836, 3545, 3940, 4963, 5516, 5672, 6895, 7090, 7880, 9926, 11032, 13790, 14180, 19852, 24815, 27580, 28360, 39704, 49630, 55160, 99260, 139673, 198520, 279346, 558692, 698365, 977711, 1117384, 1396730, 1955422, 2793460, 3910844, 4888555, 5586920, 7821688, 9777110, 19554220, 39108440]

約数ペア:

[(1, 39108440), (2, 19554220), (4, 9777110), (5, 7821688), (7, 5586920), (8, 4888555), (10, 3910844), (14, 2793460), (20, 1955422), (28, 1396730), (35, 1117384), (40, 977711), (56, 698365), (70, 558692), (140, 279346), (197, 198520), (280, 139673), (394, 99260), (709, 55160), (788, 49630), (985, 39704), (1379, 28360), (1418, 27580), (1576, 24815), (1970, 19852), (2758, 14180), (2836, 13790), (3545, 11032), (3940, 9926), (4963, 7880), (5516, 7090), (5672, 6895)]