82240760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{293717}}^1$

素因数の和:293735

約数の個数: 32

約数和(自身を含む): 211476960

約数和(自身を除く): 129236200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 293717, 587434, 1174868, 1468585, 2056019, 2349736, 2937170, 4112038, 5874340, 8224076, 10280095, 11748680, 16448152, 20560190, 41120380, 82240760]

約数ペア:

[(1, 82240760), (2, 41120380), (4, 20560190), (5, 16448152), (7, 11748680), (8, 10280095), (10, 8224076), (14, 5874340), (20, 4112038), (28, 2937170), (35, 2349736), (40, 2056019), (56, 1468585), (70, 1174868), (140, 587434), (280, 293717)]