419416240

素因数分解:

$2^4\times 5^1\times {\mathrm{5242703}}^1$

素因数の和:5242716

約数の個数: 20

約数和(自身を含む): 975142944

約数和(自身を除く): 555726704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5242703, 10485406, 20970812, 26213515, 41941624, 52427030, 83883248, 104854060, 209708120, 419416240]

約数ペア:

[(1, 419416240), (2, 209708120), (4, 104854060), (5, 83883248), (8, 52427030), (10, 41941624), (16, 26213515), (20, 20970812), (40, 10485406), (80, 5242703)]