8245823920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3324929}}^1$

素因数の和:3324973

約数の個数: 40

約数和(自身を含む): 19789983360

約数和(自身を除く): 11544159440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 3324929, 6649858, 13299716, 16624645, 26599432, 33249290, 53198864, 66498580, 103072799, 132997160, 206145598, 265994320, 412291196, 515363995, 824582392, 1030727990, 1649164784, 2061455980, 4122911960, 8245823920]

約数ペア:

[(1, 8245823920), (2, 4122911960), (4, 2061455980), (5, 1649164784), (8, 1030727990), (10, 824582392), (16, 515363995), (20, 412291196), (31, 265994320), (40, 206145598), (62, 132997160), (80, 103072799), (124, 66498580), (155, 53198864), (248, 33249290), (310, 26599432), (496, 16624645), (620, 13299716), (1240, 6649858), (2480, 3324929)]