3149720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1607}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 8249040

約数和(自身を除く): 5099320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1607, 1960, 3214, 6428, 8035, 11249, 12856, 16070, 22498, 32140, 44996, 56245, 64280, 78743, 89992, 112490, 157486, 224980, 314972, 393715, 449960, 629944, 787430, 1574860, 3149720]

約数ペア:

[(1, 3149720), (2, 1574860), (4, 787430), (5, 629944), (7, 449960), (8, 393715), (10, 314972), (14, 224980), (20, 157486), (28, 112490), (35, 89992), (40, 78743), (49, 64280), (56, 56245), (70, 44996), (98, 32140), (140, 22498), (196, 16070), (245, 12856), (280, 11249), (392, 8035), (490, 6428), (980, 3214), (1607, 1960)]