30360820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{947}}^1$

素因数の和:1192

約数の個数: 48

約数和(自身を含む): 73261440

約数和(自身を除く): 42900620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 229, 458, 916, 947, 1145, 1603, 1894, 2290, 3206, 3788, 4580, 4735, 6412, 6629, 8015, 9470, 13258, 16030, 18940, 26516, 32060, 33145, 66290, 132580, 216863, 433726, 867452, 1084315, 1518041, 2168630, 3036082, 4337260, 6072164, 7590205, 15180410, 30360820]

約数ペア:

[(1, 30360820), (2, 15180410), (4, 7590205), (5, 6072164), (7, 4337260), (10, 3036082), (14, 2168630), (20, 1518041), (28, 1084315), (35, 867452), (70, 433726), (140, 216863), (229, 132580), (458, 66290), (916, 33145), (947, 32060), (1145, 26516), (1603, 18940), (1894, 16030), (2290, 13258), (3206, 9470), (3788, 8015), (4580, 6629), (4735, 6412)]