1675152020

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{639371}}^1$

素因数の和:639511

約数の個数: 24

約数和(自身を含む): 3544678368

約数和(自身を除く): 1869526348

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 639371, 1278742, 2557484, 3196855, 6393710, 12787420, 83757601, 167515202, 335030404, 418788005, 837576010, 1675152020]

約数ペア:

[(1, 1675152020), (2, 837576010), (4, 418788005), (5, 335030404), (10, 167515202), (20, 83757601), (131, 12787420), (262, 6393710), (524, 3196855), (655, 2557484), (1310, 1278742), (2620, 639371)]