1953920

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 64

約数和(自身を含む): 4847040

約数和(自身を除く): 2893120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 71, 80, 86, 128, 142, 160, 172, 215, 284, 320, 344, 355, 430, 568, 640, 688, 710, 860, 1136, 1376, 1420, 1720, 2272, 2752, 2840, 3053, 3440, 4544, 5504, 5680, 6106, 6880, 9088, 11360, 12212, 13760, 15265, 22720, 24424, 27520, 30530, 45440, 48848, 61060, 97696, 122120, 195392, 244240, 390784, 488480, 976960, 1953920]

約数ペア:

[(1, 1953920), (2, 976960), (4, 488480), (5, 390784), (8, 244240), (10, 195392), (16, 122120), (20, 97696), (32, 61060), (40, 48848), (43, 45440), (64, 30530), (71, 27520), (80, 24424), (86, 22720), (128, 15265), (142, 13760), (160, 12212), (172, 11360), (215, 9088), (284, 6880), (320, 6106), (344, 5680), (355, 5504), (430, 4544), (568, 3440), (640, 3053), (688, 2840), (710, 2752), (860, 2272), (1136, 1720), (1376, 1420)]