30408910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 64186560

約数和(自身を除く): 33777650

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 229, 245, 271, 458, 490, 542, 1145, 1355, 1603, 1897, 2290, 2710, 3206, 3794, 8015, 9485, 11221, 13279, 16030, 18970, 22442, 26558, 56105, 62059, 66395, 112210, 124118, 132790, 310295, 434413, 620590, 868826, 2172065, 3040891, 4344130, 6081782, 15204455, 30408910]

約数ペア:

[(1, 30408910), (2, 15204455), (5, 6081782), (7, 4344130), (10, 3040891), (14, 2172065), (35, 868826), (49, 620590), (70, 434413), (98, 310295), (229, 132790), (245, 124118), (271, 112210), (458, 66395), (490, 62059), (542, 56105), (1145, 26558), (1355, 22442), (1603, 18970), (1897, 16030), (2290, 13279), (2710, 11221), (3206, 9485), (3794, 8015)]