520077690140

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{52111993}}^1$

素因数の和:52112501

約数の個数: 24

約数和(自身を含む): 1094351874000

約数和(自身を除く): 574274183860

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 4990, 9980, 52111993, 104223986, 208447972, 260559965, 521119930, 1042239860, 26003884507, 52007769014, 104015538028, 130019422535, 260038845070, 520077690140]

約数ペア:

[(1, 520077690140), (2, 260038845070), (4, 130019422535), (5, 104015538028), (10, 52007769014), (20, 26003884507), (499, 1042239860), (998, 521119930), (1996, 260559965), (2495, 208447972), (4990, 104223986), (9980, 52111993)]