1230306140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{8787901}}^1$

素因数の和:8787917

約数の個数: 24

約数和(自身を含む): 2952735072

約数和(自身を除く): 1722428932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 8787901, 17575802, 35151604, 43939505, 61515307, 87879010, 123030614, 175758020, 246061228, 307576535, 615153070, 1230306140]

約数ペア:

[(1, 1230306140), (2, 615153070), (4, 307576535), (5, 246061228), (7, 175758020), (10, 123030614), (14, 87879010), (20, 61515307), (28, 43939505), (35, 35151604), (70, 17575802), (140, 8787901)]