9804040

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1871}}^1$

素因数の和:2013

約数の個数: 32

約数和(自身を含む): 22239360

約数和(自身を除く): 12435320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 1871, 2620, 3742, 5240, 7484, 9355, 14968, 18710, 37420, 74840, 245101, 490202, 980404, 1225505, 1960808, 2451010, 4902020, 9804040]

約数ペア:

[(1, 9804040), (2, 4902020), (4, 2451010), (5, 1960808), (8, 1225505), (10, 980404), (20, 490202), (40, 245101), (131, 74840), (262, 37420), (524, 18710), (655, 14968), (1048, 9355), (1310, 7484), (1871, 5240), (2620, 3742)]