385125220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{664009}}^1$

素因数の和:664047

約数の個数: 24

約数和(自身を含む): 836652600

約数和(自身を除く): 451527380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 664009, 1328018, 2656036, 3320045, 6640090, 13280180, 19256261, 38512522, 77025044, 96281305, 192562610, 385125220]

約数ペア:

[(1, 385125220), (2, 192562610), (4, 96281305), (5, 77025044), (10, 38512522), (20, 19256261), (29, 13280180), (58, 6640090), (116, 3320045), (145, 2656036), (290, 1328018), (580, 664009)]