138962180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{7577}}^1$

素因数の和:7724

約数の個数: 48

約数和(自身を含む): 336099456

約数和(自身を除く): 197137276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 7577, 9170, 15154, 18340, 30308, 37885, 53039, 75770, 106078, 151540, 212156, 265195, 530390, 992587, 1060780, 1985174, 3970348, 4962935, 6948109, 9925870, 13896218, 19851740, 27792436, 34740545, 69481090, 138962180]

約数ペア:

[(1, 138962180), (2, 69481090), (4, 34740545), (5, 27792436), (7, 19851740), (10, 13896218), (14, 9925870), (20, 6948109), (28, 4962935), (35, 3970348), (70, 1985174), (131, 1060780), (140, 992587), (262, 530390), (524, 265195), (655, 212156), (917, 151540), (1310, 106078), (1834, 75770), (2620, 53039), (3668, 37885), (4585, 30308), (7577, 18340), (9170, 15154)]