315036820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2250263}}^1$

素因数の和:2250279

約数の個数: 24

約数和(自身を含む): 756088704

約数和(自身を除く): 441051884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2250263, 4500526, 9001052, 11251315, 15751841, 22502630, 31503682, 45005260, 63007364, 78759205, 157518410, 315036820]

約数ペア:

[(1, 315036820), (2, 157518410), (4, 78759205), (5, 63007364), (7, 45005260), (10, 31503682), (14, 22502630), (20, 15751841), (28, 11251315), (35, 9001052), (70, 4500526), (140, 2250263)]