91997420

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{11471}}^1$

素因数の和:11881

約数の個数: 24

約数和(自身を含む): 193693248

約数和(自身を除く): 101695828

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 11471, 22942, 45884, 57355, 114710, 229420, 4599871, 9199742, 18399484, 22999355, 45998710, 91997420]

約数ペア:

[(1, 91997420), (2, 45998710), (4, 22999355), (5, 18399484), (10, 9199742), (20, 4599871), (401, 229420), (802, 114710), (1604, 57355), (2005, 45884), (4010, 22942), (8020, 11471)]