42015280

素因数分解:

$2^4\times 5^1\times {\mathrm{525191}}^1$

素因数の和:525204

約数の個数: 20

約数和(自身を含む): 97685712

約数和(自身を除く): 55670432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 525191, 1050382, 2100764, 2625955, 4201528, 5251910, 8403056, 10503820, 21007640, 42015280]

約数ペア:

[(1, 42015280), (2, 21007640), (4, 10503820), (5, 8403056), (8, 5251910), (10, 4201528), (16, 2625955), (20, 2100764), (40, 1050382), (80, 525191)]