634380040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2265643}}^1$

素因数の和:2265661

約数の個数: 32

約数和(自身を含む): 1631263680

約数和(自身を除く): 996883640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2265643, 4531286, 9062572, 11328215, 15859501, 18125144, 22656430, 31719002, 45312860, 63438004, 79297505, 90625720, 126876008, 158595010, 317190020, 634380040]

約数ペア:

[(1, 634380040), (2, 317190020), (4, 158595010), (5, 126876008), (7, 90625720), (8, 79297505), (10, 63438004), (14, 45312860), (20, 31719002), (28, 22656430), (35, 18125144), (40, 15859501), (56, 11328215), (70, 9062572), (140, 4531286), (280, 2265643)]