16738720

素因数分解:

$2^5\times 5^1\times {\mathrm{233}}^1\times {\mathrm{449}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 39803400

約数和(自身を除く): 23064680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 233, 449, 466, 898, 932, 1165, 1796, 1864, 2245, 2330, 3592, 3728, 4490, 4660, 7184, 7456, 8980, 9320, 14368, 17960, 18640, 35920, 37280, 71840, 104617, 209234, 418468, 523085, 836936, 1046170, 1673872, 2092340, 3347744, 4184680, 8369360, 16738720]

約数ペア:

[(1, 16738720), (2, 8369360), (4, 4184680), (5, 3347744), (8, 2092340), (10, 1673872), (16, 1046170), (20, 836936), (32, 523085), (40, 418468), (80, 209234), (160, 104617), (233, 71840), (449, 37280), (466, 35920), (898, 18640), (932, 17960), (1165, 14368), (1796, 9320), (1864, 8980), (2245, 7456), (2330, 7184), (3592, 4660), (3728, 4490)]