30697120

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1109}}^1$

素因数の和:1297

約数の個数: 48

約数和(自身を含む): 73006920

約数和(自身を除く): 42309800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 692, 865, 1109, 1384, 1730, 2218, 2768, 3460, 4436, 5536, 5545, 6920, 8872, 11090, 13840, 17744, 22180, 27680, 35488, 44360, 88720, 177440, 191857, 383714, 767428, 959285, 1534856, 1918570, 3069712, 3837140, 6139424, 7674280, 15348560, 30697120]

約数ペア:

[(1, 30697120), (2, 15348560), (4, 7674280), (5, 6139424), (8, 3837140), (10, 3069712), (16, 1918570), (20, 1534856), (32, 959285), (40, 767428), (80, 383714), (160, 191857), (173, 177440), (346, 88720), (692, 44360), (865, 35488), (1109, 27680), (1384, 22180), (1730, 17744), (2218, 13840), (2768, 11090), (3460, 8872), (4436, 6920), (5536, 5545)]