27928040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{14249}}^1$

素因数の和:14274

約数の個数: 48

約数和(自身を含む): 73102500

約数和(自身を除く): 45174460

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, 1960, 14249, 28498, 56996, 71245, 99743, 113992, 142490, 199486, 284980, 398972, 498715, 569960, 698201, 797944, 997430, 1396402, 1994860, 2792804, 3491005, 3989720, 5585608, 6982010, 13964020, 27928040]

約数ペア:

[(1, 27928040), (2, 13964020), (4, 6982010), (5, 5585608), (7, 3989720), (8, 3491005), (10, 2792804), (14, 1994860), (20, 1396402), (28, 997430), (35, 797944), (40, 698201), (49, 569960), (56, 498715), (70, 398972), (98, 284980), (140, 199486), (196, 142490), (245, 113992), (280, 99743), (392, 71245), (490, 56996), (980, 28498), (1960, 14249)]