1373620

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{397}}^1$

素因数の和:579

約数の個数: 24

約数和(自身を含む): 2908584

約数和(自身を除く): 1534964

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 397, 692, 794, 865, 1588, 1730, 1985, 3460, 3970, 7940, 68681, 137362, 274724, 343405, 686810, 1373620]

約数ペア:

[(1, 1373620), (2, 686810), (4, 343405), (5, 274724), (10, 137362), (20, 68681), (173, 7940), (346, 3970), (397, 3460), (692, 1985), (794, 1730), (865, 1588)]