3643399120

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{417821}}^1$

素因数の和:417943

約数の個数: 40

約数和(自身を含む): 8548638120

約数和(自身を除く): 4905239000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 417821, 835642, 1671284, 2089105, 3342568, 4178210, 6685136, 8356420, 16712840, 33425680, 45542489, 91084978, 182169956, 227712445, 364339912, 455424890, 728679824, 910849780, 1821699560, 3643399120]

約数ペア:

[(1, 3643399120), (2, 1821699560), (4, 910849780), (5, 728679824), (8, 455424890), (10, 364339912), (16, 227712445), (20, 182169956), (40, 91084978), (80, 45542489), (109, 33425680), (218, 16712840), (436, 8356420), (545, 6685136), (872, 4178210), (1090, 3342568), (1744, 2089105), (2180, 1671284), (4360, 835642), (8720, 417821)]