415067420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{292301}}^1$

素因数の和:292381

約数の個数: 24

約数和(自身を含む): 883921248

約数和(自身を除く): 468853828

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 292301, 584602, 1169204, 1461505, 2923010, 5846020, 20753371, 41506742, 83013484, 103766855, 207533710, 415067420]

約数ペア:

[(1, 415067420), (2, 207533710), (4, 103766855), (5, 83013484), (10, 41506742), (20, 20753371), (71, 5846020), (142, 2923010), (284, 1461505), (355, 1169204), (710, 584602), (1420, 292301)]