11468638520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4038253}}^1$

素因数の和:4038335

約数の個数: 32

約数和(自身を含む): 26167885920

約数和(自身を除く): 14699247400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 4038253, 8076506, 16153012, 20191265, 32306024, 40382530, 80765060, 161530120, 286715963, 573431926, 1146863852, 1433579815, 2293727704, 2867159630, 5734319260, 11468638520]

約数ペア:

[(1, 11468638520), (2, 5734319260), (4, 2867159630), (5, 2293727704), (8, 1433579815), (10, 1146863852), (20, 573431926), (40, 286715963), (71, 161530120), (142, 80765060), (284, 40382530), (355, 32306024), (568, 20191265), (710, 16153012), (1420, 8076506), (2840, 4038253)]