8530736620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{858223}}^1$

素因数の和:858310

約数の個数: 48

約数和(自身を含む): 20762155008

約数和(自身を除く): 12231418388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 858223, 1716446, 3432892, 4291115, 6007561, 8582230, 12015122, 17164460, 24030244, 30037805, 60075610, 60933833, 120151220, 121867666, 243735332, 304669165, 426536831, 609338330, 853073662, 1218676660, 1706147324, 2132684155, 4265368310, 8530736620]

約数ペア:

[(1, 8530736620), (2, 4265368310), (4, 2132684155), (5, 1706147324), (7, 1218676660), (10, 853073662), (14, 609338330), (20, 426536831), (28, 304669165), (35, 243735332), (70, 121867666), (71, 120151220), (140, 60933833), (142, 60075610), (284, 30037805), (355, 24030244), (497, 17164460), (710, 12015122), (994, 8582230), (1420, 6007561), (1988, 4291115), (2485, 3432892), (4970, 1716446), (9940, 858223)]