31722860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{122011}}^1$

素因数の和:122033

約数の個数: 24

約数和(自身を含む): 71743056

約数和(自身を除く): 40020196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 122011, 244022, 488044, 610055, 1220110, 1586143, 2440220, 3172286, 6344572, 7930715, 15861430, 31722860]

約数ペア:

[(1, 31722860), (2, 15861430), (4, 7930715), (5, 6344572), (10, 3172286), (13, 2440220), (20, 1586143), (26, 1220110), (52, 610055), (65, 488044), (130, 244022), (260, 122011)]