12804940970

素因数分解:

$2^1\times 5^1\times {\mathrm{19699}}^1\times {\mathrm{65003}}^1$

素因数の和:84709

約数の個数: 16

約数和(自身を含む): 23050418400

約数和(自身を除く): 10245477430

約数列:

[1, 2, 5, 10, 19699, 39398, 65003, 98495, 130006, 196990, 325015, 650030, 1280494097, 2560988194, 6402470485, 12804940970]

約数ペア:

[(1, 12804940970), (2, 6402470485), (5, 2560988194), (10, 1280494097), (19699, 650030), (39398, 325015), (65003, 196990), (98495, 130006)]