1260147280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2250263}}^1$

素因数の和:2250283

約数の個数: 40

約数和(自身を含む): 3348392832

約数和(自身を除く): 2088245552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2250263, 4500526, 9001052, 11251315, 15751841, 18002104, 22502630, 31503682, 36004208, 45005260, 63007364, 78759205, 90010520, 126014728, 157518410, 180021040, 252029456, 315036820, 630073640, 1260147280]

約数ペア:

[(1, 1260147280), (2, 630073640), (4, 315036820), (5, 252029456), (7, 180021040), (8, 157518410), (10, 126014728), (14, 90010520), (16, 78759205), (20, 63007364), (28, 45005260), (35, 36004208), (40, 31503682), (56, 22502630), (70, 18002104), (80, 15751841), (112, 11251315), (140, 9001052), (280, 4500526), (560, 2250263)]