402556144

素因数分解:

$2^4\times {\mathrm{349}}^1\times {\mathrm{72091}}^1$

素因数の和:72448

約数の個数: 20

約数和(自身を含む): 782198200

約数和(自身を除く): 379642056

約数列:

[1, 2, 4, 8, 16, 349, 698, 1396, 2792, 5584, 72091, 144182, 288364, 576728, 1153456, 25159759, 50319518, 100639036, 201278072, 402556144]

約数ペア:

[(1, 402556144), (2, 201278072), (4, 100639036), (8, 50319518), (16, 25159759), (349, 1153456), (698, 576728), (1396, 288364), (2792, 144182), (5584, 72091)]