57216380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{220063}}^1$

素因数の和:220085

約数の個数: 24

約数和(自身を含む): 129397632

約数和(自身を除く): 72181252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 220063, 440126, 880252, 1100315, 2200630, 2860819, 4401260, 5721638, 11443276, 14304095, 28608190, 57216380]

約数ペア:

[(1, 57216380), (2, 28608190), (4, 14304095), (5, 11443276), (10, 5721638), (13, 4401260), (20, 2860819), (26, 2200630), (52, 1100315), (65, 880252), (130, 440126), (260, 220063)]