1115205320

素因数分解:

$2^3\times 5^1\times {\mathrm{27880133}}^1$

素因数の和:27880144

約数の個数: 16

約数和(自身を含む): 2509212060

約数和(自身を除く): 1394006740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 27880133, 55760266, 111520532, 139400665, 223041064, 278801330, 557602660, 1115205320]

約数ペア:

[(1, 1115205320), (2, 557602660), (4, 278801330), (5, 223041064), (8, 139400665), (10, 111520532), (20, 55760266), (40, 27880133)]