1566373240

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{61091}}^1$

素因数の和:61743

約数の個数: 32

約数和(自身を含む): 3529895760

約数和(自身を除く): 1963522520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 5128, 6410, 12820, 25640, 61091, 122182, 244364, 305455, 488728, 610910, 1221820, 2443640, 39159331, 78318662, 156637324, 195796655, 313274648, 391593310, 783186620, 1566373240]

約数ペア:

[(1, 1566373240), (2, 783186620), (4, 391593310), (5, 313274648), (8, 195796655), (10, 156637324), (20, 78318662), (40, 39159331), (641, 2443640), (1282, 1221820), (2564, 610910), (3205, 488728), (5128, 305455), (6410, 244364), (12820, 122182), (25640, 61091)]