194285840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{346939}}^1$

素因数の和:346959

約数の個数: 40

約数和(自身を含む): 516246720

約数和(自身を除く): 321960880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 346939, 693878, 1387756, 1734695, 2428573, 2775512, 3469390, 4857146, 5551024, 6938780, 9714292, 12142865, 13877560, 19428584, 24285730, 27755120, 38857168, 48571460, 97142920, 194285840]

約数ペア:

[(1, 194285840), (2, 97142920), (4, 48571460), (5, 38857168), (7, 27755120), (8, 24285730), (10, 19428584), (14, 13877560), (16, 12142865), (20, 9714292), (28, 6938780), (35, 5551024), (40, 4857146), (56, 3469390), (70, 2775512), (80, 2428573), (112, 1734695), (140, 1387756), (280, 693878), (560, 346939)]