40844020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{291743}}^1$

素因数の和:291759

約数の個数: 24

約数和(自身を含む): 98025984

約数和(自身を除く): 57181964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 291743, 583486, 1166972, 1458715, 2042201, 2917430, 4084402, 5834860, 8168804, 10211005, 20422010, 40844020]

約数ペア:

[(1, 40844020), (2, 20422010), (4, 10211005), (5, 8168804), (7, 5834860), (10, 4084402), (14, 2917430), (20, 2042201), (28, 1458715), (35, 1166972), (70, 583486), (140, 291743)]