40326160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{673}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 108314496

約数和(自身を除く): 67988336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 107, 112, 140, 214, 280, 428, 535, 560, 673, 749, 856, 1070, 1346, 1498, 1712, 2140, 2692, 2996, 3365, 3745, 4280, 4711, 5384, 5992, 6730, 7490, 8560, 9422, 10768, 11984, 13460, 14980, 18844, 23555, 26920, 29960, 37688, 47110, 53840, 59920, 72011, 75376, 94220, 144022, 188440, 288044, 360055, 376880, 504077, 576088, 720110, 1008154, 1152176, 1440220, 2016308, 2520385, 2880440, 4032616, 5040770, 5760880, 8065232, 10081540, 20163080, 40326160]

約数ペア:

[(1, 40326160), (2, 20163080), (4, 10081540), (5, 8065232), (7, 5760880), (8, 5040770), (10, 4032616), (14, 2880440), (16, 2520385), (20, 2016308), (28, 1440220), (35, 1152176), (40, 1008154), (56, 720110), (70, 576088), (80, 504077), (107, 376880), (112, 360055), (140, 288044), (214, 188440), (280, 144022), (428, 94220), (535, 75376), (560, 72011), (673, 59920), (749, 53840), (856, 47110), (1070, 37688), (1346, 29960), (1498, 26920), (1712, 23555), (2140, 18844), (2692, 14980), (2996, 13460), (3365, 11984), (3745, 10768), (4280, 9422), (4711, 8560), (5384, 7490), (5992, 6730)]