1292885462020

素因数分解:

$2^2\times 5^1\times {\mathrm{195731}}^1\times {\mathrm{330271}}^1$

素因数の和:526011

約数の個数: 24

約数和(自身を含む): 2715081562368

約数和(自身を除く): 1422196100348

約数列:

[1, 2, 4, 5, 10, 20, 195731, 330271, 391462, 660542, 782924, 978655, 1321084, 1651355, 1957310, 3302710, 3914620, 6605420, 64644273101, 129288546202, 258577092404, 323221365505, 646442731010, 1292885462020]

約数ペア:

[(1, 1292885462020), (2, 646442731010), (4, 323221365505), (5, 258577092404), (10, 129288546202), (20, 64644273101), (195731, 6605420), (330271, 3914620), (391462, 3302710), (660542, 1957310), (782924, 1651355), (978655, 1321084)]