20884902010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{722411}}^1$

素因数の和:722491

約数の個数: 48

約数和(自身を含む): 44471682720

約数和(自身を除く): 23586780710

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 59, 70, 98, 118, 245, 295, 413, 490, 590, 826, 2065, 2891, 4130, 5782, 14455, 28910, 722411, 1444822, 3612055, 5056877, 7224110, 10113754, 25284385, 35398139, 42622249, 50568770, 70796278, 85244498, 176990695, 213111245, 298355743, 353981390, 426222490, 596711486, 1491778715, 2088490201, 2983557430, 4176980402, 10442451005, 20884902010]

約数ペア:

[(1, 20884902010), (2, 10442451005), (5, 4176980402), (7, 2983557430), (10, 2088490201), (14, 1491778715), (35, 596711486), (49, 426222490), (59, 353981390), (70, 298355743), (98, 213111245), (118, 176990695), (245, 85244498), (295, 70796278), (413, 50568770), (490, 42622249), (590, 35398139), (826, 25284385), (2065, 10113754), (2891, 7224110), (4130, 5056877), (5782, 3612055), (14455, 1444822), (28910, 722411)]