16899609580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1978877}}^1$

素因数の和:1978954

約数の個数: 48

約数和(自身を含む): 41223986496

約数和(自身を除く): 24324376916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 1978877, 3957754, 7915508, 9894385, 13852139, 19788770, 27704278, 39577540, 55408556, 69260695, 120711497, 138521390, 241422994, 277042780, 482845988, 603557485, 844980479, 1207114970, 1689960958, 2414229940, 3379921916, 4224902395, 8449804790, 16899609580]

約数ペア:

[(1, 16899609580), (2, 8449804790), (4, 4224902395), (5, 3379921916), (7, 2414229940), (10, 1689960958), (14, 1207114970), (20, 844980479), (28, 603557485), (35, 482845988), (61, 277042780), (70, 241422994), (122, 138521390), (140, 120711497), (244, 69260695), (305, 55408556), (427, 39577540), (610, 27704278), (854, 19788770), (1220, 13852139), (1708, 9894385), (2135, 7915508), (4270, 3957754), (8540, 1978877)]