42828540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{787}}^1\times {\mathrm{907}}^1$

素因数の和:1706

約数の個数: 48

約数和(自身を含む): 120204672

約数和(自身を除く): 77376132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 787, 907, 1574, 1814, 2361, 2721, 3148, 3628, 3935, 4535, 4722, 5442, 7870, 9070, 9444, 10884, 11805, 13605, 15740, 18140, 23610, 27210, 47220, 54420, 713809, 1427618, 2141427, 2855236, 3569045, 4282854, 7138090, 8565708, 10707135, 14276180, 21414270, 42828540]

約数ペア:

[(1, 42828540), (2, 21414270), (3, 14276180), (4, 10707135), (5, 8565708), (6, 7138090), (10, 4282854), (12, 3569045), (15, 2855236), (20, 2141427), (30, 1427618), (60, 713809), (787, 54420), (907, 47220), (1574, 27210), (1814, 23610), (2361, 18140), (2721, 15740), (3148, 13605), (3628, 11805), (3935, 10884), (4535, 9444), (4722, 9070), (5442, 7870)]