5145680

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:635

約数の個数: 40

約数和(自身を含む): 12079584

約数和(自身を除く): 6933904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 491, 524, 655, 982, 1048, 1310, 1964, 2096, 2455, 2620, 3928, 4910, 5240, 7856, 9820, 10480, 19640, 39280, 64321, 128642, 257284, 321605, 514568, 643210, 1029136, 1286420, 2572840, 5145680]

約数ペア:

[(1, 5145680), (2, 2572840), (4, 1286420), (5, 1029136), (8, 643210), (10, 514568), (16, 321605), (20, 257284), (40, 128642), (80, 64321), (131, 39280), (262, 19640), (491, 10480), (524, 9820), (655, 7856), (982, 5240), (1048, 4910), (1310, 3928), (1964, 2620), (2096, 2455)]