25671940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{787}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 61955712

約数和(自身を除く): 36283772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 787, 932, 1165, 1574, 1631, 2330, 3148, 3262, 3935, 4660, 5509, 6524, 7870, 8155, 11018, 15740, 16310, 22036, 27545, 32620, 55090, 110180, 183371, 366742, 733484, 916855, 1283597, 1833710, 2567194, 3667420, 5134388, 6417985, 12835970, 25671940]

約数ペア:

[(1, 25671940), (2, 12835970), (4, 6417985), (5, 5134388), (7, 3667420), (10, 2567194), (14, 1833710), (20, 1283597), (28, 916855), (35, 733484), (70, 366742), (140, 183371), (233, 110180), (466, 55090), (787, 32620), (932, 27545), (1165, 22036), (1574, 16310), (1631, 15740), (2330, 11018), (3148, 8155), (3262, 7870), (3935, 6524), (4660, 5509)]