313633880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1120121}}^1$

素因数の和:1120139

約数の個数: 32

約数和(自身を含む): 806487840

約数和(自身を除く): 492853960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1120121, 2240242, 4480484, 5600605, 7840847, 8960968, 11201210, 15681694, 22402420, 31363388, 39204235, 44804840, 62726776, 78408470, 156816940, 313633880]

約数ペア:

[(1, 313633880), (2, 156816940), (4, 78408470), (5, 62726776), (7, 44804840), (8, 39204235), (10, 31363388), (14, 22402420), (20, 15681694), (28, 11201210), (35, 8960968), (40, 7840847), (56, 5600605), (70, 4480484), (140, 2240242), (280, 1120121)]