209831470

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1\times {\mathrm{1049}}^1$

素因数の和:1380

約数の個数: 32

約数和(自身を含む): 384199200

約数和(自身を除く): 174367730

約数列:

[1, 2, 5, 10, 83, 166, 241, 415, 482, 830, 1049, 1205, 2098, 2410, 5245, 10490, 20003, 40006, 87067, 100015, 174134, 200030, 252809, 435335, 505618, 870670, 1264045, 2528090, 20983147, 41966294, 104915735, 209831470]

約数ペア:

[(1, 209831470), (2, 104915735), (5, 41966294), (10, 20983147), (83, 2528090), (166, 1264045), (241, 870670), (415, 505618), (482, 435335), (830, 252809), (1049, 200030), (1205, 174134), (2098, 100015), (2410, 87067), (5245, 40006), (10490, 20003)]