260692490

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{1973}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 478544976

約数和(自身を除く): 217852486

約数列:

[1, 2, 5, 10, 73, 146, 181, 362, 365, 730, 905, 1810, 1973, 3946, 9865, 13213, 19730, 26426, 66065, 132130, 144029, 288058, 357113, 714226, 720145, 1440290, 1785565, 3571130, 26069249, 52138498, 130346245, 260692490]

約数ペア:

[(1, 260692490), (2, 130346245), (5, 52138498), (10, 26069249), (73, 3571130), (146, 1785565), (181, 1440290), (362, 720145), (365, 714226), (730, 357113), (905, 288058), (1810, 144029), (1973, 132130), (3946, 66065), (9865, 26426), (13213, 19730)]