30980908

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{659}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 65640960

約数和(自身を除く): 34660052

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 73, 92, 146, 161, 292, 322, 511, 644, 659, 1022, 1318, 1679, 2044, 2636, 3358, 4613, 6716, 9226, 11753, 15157, 18452, 23506, 30314, 47012, 48107, 60628, 96214, 106099, 192428, 212198, 336749, 424396, 673498, 1106461, 1346996, 2212922, 4425844, 7745227, 15490454, 30980908]

約数ペア:

[(1, 30980908), (2, 15490454), (4, 7745227), (7, 4425844), (14, 2212922), (23, 1346996), (28, 1106461), (46, 673498), (73, 424396), (92, 336749), (146, 212198), (161, 192428), (292, 106099), (322, 96214), (511, 60628), (644, 48107), (659, 47012), (1022, 30314), (1318, 23506), (1679, 18452), (2044, 15157), (2636, 11753), (3358, 9226), (4613, 6716)]