8784505540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{53939}}^1$

素因数の和:54444

約数の個数: 48

約数和(自身を含む): 19573747200

約数和(自身を除く): 10789241660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 479, 958, 1916, 2395, 4790, 8143, 9580, 16286, 32572, 40715, 53939, 81430, 107878, 162860, 215756, 269695, 539390, 916963, 1078780, 1833926, 3667852, 4584815, 9169630, 18339260, 25836781, 51673562, 103347124, 129183905, 258367810, 439225277, 516735620, 878450554, 1756901108, 2196126385, 4392252770, 8784505540]

約数ペア:

[(1, 8784505540), (2, 4392252770), (4, 2196126385), (5, 1756901108), (10, 878450554), (17, 516735620), (20, 439225277), (34, 258367810), (68, 129183905), (85, 103347124), (170, 51673562), (340, 25836781), (479, 18339260), (958, 9169630), (1916, 4584815), (2395, 3667852), (4790, 1833926), (8143, 1078780), (9580, 916963), (16286, 539390), (32572, 269695), (40715, 215756), (53939, 162860), (81430, 107878)]