2780452

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1319}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 5322240

約数和(自身を除く): 2541788

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 124, 527, 1054, 1319, 2108, 2638, 5276, 22423, 40889, 44846, 81778, 89692, 163556, 695113, 1390226, 2780452]

約数ペア:

[(1, 2780452), (2, 1390226), (4, 695113), (17, 163556), (31, 89692), (34, 81778), (62, 44846), (68, 40889), (124, 22423), (527, 5276), (1054, 2638), (1319, 2108)]