2066292280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3973639}}^1$

素因数の和:3973663

約数の個数: 32

約数和(自身を含む): 5006786400

約数和(自身を除く): 2940494120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 3973639, 7947278, 15894556, 19868195, 31789112, 39736390, 51657307, 79472780, 103314614, 158945560, 206629228, 258286535, 413258456, 516573070, 1033146140, 2066292280]

約数ペア:

[(1, 2066292280), (2, 1033146140), (4, 516573070), (5, 413258456), (8, 258286535), (10, 206629228), (13, 158945560), (20, 103314614), (26, 79472780), (40, 51657307), (52, 39736390), (65, 31789112), (104, 19868195), (130, 15894556), (260, 7947278), (520, 3973639)]